chore: Replace go-cmp with testify

Author: Daniel Bedrood

go.mod

@@ -8,7 +8,6 @@ require (
 	github.com/DataDog/datadog-go v4.8.2+incompatible
 	github.com/aws/aws-sdk-go v1.34.28
 	github.com/getsentry/sentry-go v0.12.0
-	github.com/google/go-cmp v0.5.7
 	github.com/google/uuid v1.3.0
 	github.com/grpc-ecosystem/go-grpc-middleware v1.0.0
 	github.com/magefile/mage v1.13.0

pkg/instrumentation/database_test.go

@@ -5,7 +5,7 @@ import (
 	"path"
 	"testing"
 
-	"github.com/google/go-cmp/cmp"
+	"github.com/stretchr/testify/assert"
 	"gopkg.in/DataDog/dd-trace-go.v1/ddtrace/mocktracer"
 	"gorm.io/driver/sqlite"
 	"gorm.io/gorm"
@@ -130,9 +130,7 @@ func TestInstrumentDatabase(t *testing.T) {
 			t.Errorf("Got span: %s, expected: %s", actualName, expectedName)
 		}
 
-		if diff := cmp.Diff(expectedTags, actualTags); diff != "" {
-			t.Error(diff)
-		}
+		assert.Equal(t, expectedTags, actualTags, "database tags didn't match")
 	}
 }