[chore](apis): fix gofumpt issues part 1

#### Description

fix gofumpt issues in apis/v1beta1

---
This commit was automatically created by review-helper.
Changes are split into focused commits grouped by directory to simplify the review process.

Signed-off-by: Matthieu MOREL <matthieu.morel35@gmail.com>

Author: mmorel-35

apis/v1alpha1/instrumentation_types.go

@@ -371,8 +371,7 @@ type Nginx struct {
 }
 
 // InstrumentationStatus defines status of the instrumentation.
-type InstrumentationStatus struct {
-}
+type InstrumentationStatus struct{}
 
 // +kubebuilder:object:root=true
 // +kubebuilder:resource:shortName=otelinst;otelinsts

apis/v1alpha1/instrumentation_webhook.go

@@ -218,7 +218,6 @@ func (InstrumentationWebhook) validate(r *Instrumentation) (admission.Warnings,
 		// Example: `endpoint=http://localhost:14250,pollingIntervalMs=5000,initialSamplingRate=0.25`
 		if r.Spec.Argument != "" {
 			err := validateJaegerRemoteSamplerArgument(r.Spec.Argument)
-
 			if err != nil {
 				return warnings, fmt.Errorf("spec.sampler.argument is not a valid argument for sampler %s: %w", r.Spec.Type, err)
 			}

apis/v1alpha1/instrumentation_webhook_test.go

@@ -621,6 +621,7 @@ func TestInstrumentationValidatingWebhook(t *testing.T) {
 		})
 	}
 }
+
 func TestInstrumentationValidatingWebhook_DeprecationWarnings(t *testing.T) {
 	defaultSize := resource.MustParse("200Mi")
 

apis/v1beta1/collector_webhook_test.go

@@ -37,9 +37,7 @@ import (
 	"github.com/open-telemetry/opentelemetry-operator/internal/rbac"
 )
 
-var (
-	testScheme = scheme.Scheme
-)
+var testScheme = scheme.Scheme
 
 func TestValidate(t *testing.T) {
 	tests := []struct {

apis/v1beta1/config.go

@@ -70,8 +70,10 @@ func (c *AnyConfig) DeepCopy() *AnyConfig {
 	return out
 }
 
-var _ json.Marshaler = &AnyConfig{}
-var _ json.Unmarshaler = &AnyConfig{}
+var (
+	_ json.Marshaler   = &AnyConfig{}
+	_ json.Unmarshaler = &AnyConfig{}
+)
 
 // UnmarshalJSON implements an alternative parser for this field.
 func (c *AnyConfig) UnmarshalJSON(b []byte) error {
@@ -234,7 +236,7 @@ func (c *Config) getPortsForComponentKinds(logger logr.Logger, componentKinds ..
 
 // getEnvironmentVariablesForComponentKinds gets the environment variables for the given ComponentKind(s).
 func (c *Config) getEnvironmentVariablesForComponentKinds(logger logr.Logger, componentKinds ...ComponentKind) ([]corev1.EnvVar, error) {
-	var envVars = []corev1.EnvVar{}
+	envVars := []corev1.EnvVar{}
 	enabledComponents := c.GetEnabledComponents()
 	for _, componentKind := range componentKinds {
 		var retriever components.ParserRetriever

apis/v1beta1/config_test.go

@@ -559,7 +559,6 @@ func TestConfig_GetEnabledComponents(t *testing.T) {
 		file string
 		want map[ComponentKind]map[string]any
 	}{
-
 		{
 			name: "connectors",
 			file: "testdata/otelcol-connectors.yaml",
@@ -826,7 +825,6 @@ func TestConfig_GetExporterPorts(t *testing.T) {
 		want    []v1.ServicePort
 		wantErr bool
 	}{
-
 		{
 			name:    "connectors",
 			file:    "testdata/otelcol-connectors.yaml",

apis/v1beta1/metrics.go

@@ -131,7 +131,7 @@ func (m *Metrics) delete(ctx context.Context, collector *OpenTelemetryCollector)
 	m.updateGeneralCRMetricsComponents(ctx, collector, false)
 }
 
-func (m *Metrics) update(ctx context.Context, oldCollector *OpenTelemetryCollector, newCollector *OpenTelemetryCollector) {
+func (m *Metrics) update(ctx context.Context, oldCollector, newCollector *OpenTelemetryCollector) {
 	m.delete(ctx, oldCollector)
 	m.create(ctx, newCollector)
 }
@@ -147,6 +147,7 @@ func (m *Metrics) updateGeneralCRMetricsComponents(ctx context.Context, collecto
 		attribute.Key("type").String(string(collector.Spec.Mode)),
 	))
 }
+
 func (m *Metrics) updateComponentCounters(ctx context.Context, collector *OpenTelemetryCollector, up bool) {
 	components := getComponentsFromConfig(collector.Spec.Config)
 	moveCounter(ctx, collector, components.receivers, m.receiversCounter, up)
@@ -197,7 +198,8 @@ func getComponentsFromConfig(yamlContent Config) *componentDefinitions {
 }
 
 func moveCounter(
-	ctx context.Context, collector *OpenTelemetryCollector, types []string, upDown metric.Int64UpDownCounter, up bool) {
+	ctx context.Context, collector *OpenTelemetryCollector, types []string, upDown metric.Int64UpDownCounter, up bool,
+) {
 	for _, exporter := range types {
 		inc := 1
 		if !up {

apis/v1beta1/metrics_test.go

@@ -104,7 +104,7 @@ func TestOTELCollectorCRDMetrics(t *testing.T) {
 		},
 	}
 
-	var tests = []struct {
+	tests := []struct {
 		name         string
 		testFunction func(t *testing.T, m *Metrics, collectors []*OpenTelemetryCollector, reader metric.Reader)
 	}{

apis/v1beta1/targetallocator_rbac.go

@@ -12,45 +12,43 @@ import (
 	"github.com/open-telemetry/opentelemetry-operator/internal/rbac"
 )
 
-var (
-
-	// targetAllocatorCRPolicyRules are the policy rules required for the CR functionality.
-	targetAllocatorCRPolicyRules = []*rbacv1.PolicyRule{
-		{
-			APIGroups: []string{"monitoring.coreos.com"},
-			Resources: []string{"servicemonitors", "podmonitors"},
-			Verbs:     []string{"*"},
-		}, {
-			APIGroups: []string{""},
-			Resources: []string{"nodes", "nodes/metrics", "services", "endpoints", "pods", "namespaces"},
-			Verbs:     []string{"get", "list", "watch"},
-		}, {
-			APIGroups: []string{""},
-			Resources: []string{"configmaps"},
-			Verbs:     []string{"get"},
-		}, {
-			APIGroups: []string{"discovery.k8s.io"},
-			Resources: []string{"endpointslices"},
-			Verbs:     []string{"get", "list", "watch"},
-		}, {
-			APIGroups: []string{"networking.k8s.io"},
-			Resources: []string{"ingresses"},
-			Verbs:     []string{"get", "list", "watch"},
-		}, {
-			NonResourceURLs: []string{"/metrics"},
-			Verbs:           []string{"get"},
-		}, {
-			NonResourceURLs: []string{"/api", "/api/*", "/apis", "/apis/*"},
-			Verbs:           []string{"get"},
-		},
-	}
-)
+// targetAllocatorCRPolicyRules are the policy rules required for the CR functionality.
+var targetAllocatorCRPolicyRules = []*rbacv1.PolicyRule{
+	{
+		APIGroups: []string{"monitoring.coreos.com"},
+		Resources: []string{"servicemonitors", "podmonitors"},
+		Verbs:     []string{"*"},
+	}, {
+		APIGroups: []string{""},
+		Resources: []string{"nodes", "nodes/metrics", "services", "endpoints", "pods", "namespaces"},
+		Verbs:     []string{"get", "list", "watch"},
+	}, {
+		APIGroups: []string{""},
+		Resources: []string{"configmaps"},
+		Verbs:     []string{"get"},
+	}, {
+		APIGroups: []string{"discovery.k8s.io"},
+		Resources: []string{"endpointslices"},
+		Verbs:     []string{"get", "list", "watch"},
+	}, {
+		APIGroups: []string{"networking.k8s.io"},
+		Resources: []string{"ingresses"},
+		Verbs:     []string{"get", "list", "watch"},
+	}, {
+		NonResourceURLs: []string{"/metrics"},
+		Verbs:           []string{"get"},
+	}, {
+		NonResourceURLs: []string{"/api", "/api/*", "/apis", "/apis/*"},
+		Verbs:           []string{"get"},
+	},
+}
 
 func CheckTargetAllocatorPrometheusCRPolicyRules(
 	ctx context.Context,
 	reviewer *rbac.Reviewer,
 	namespace string,
-	serviceAccountName string) (warnings []string, err error) {
+	serviceAccountName string,
+) (warnings []string, err error) {
 	subjectAccessReviews, err := reviewer.CheckPolicyRules(
 		ctx,
 		serviceAccountName,