Update to golang 1.19

Author: Fedosin

Dockerfile

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM registry.ci.openshift.org/openshift/release:golang-1.18 AS builder
+FROM registry.ci.openshift.org/openshift/release:golang-1.19 AS builder
 WORKDIR /go/src/github.com/openshift/machine-api-provider-azure
 COPY . .
 # VERSION env gets set in the openshift/release image and refers to the golang version, which interferes with our own

Makefile

@@ -24,7 +24,7 @@ endif
 VERSION     ?= $(shell git describe --always --abbrev=7)
 REPO_PATH   ?= github.com/openshift/machine-api-provider-azure
 LD_FLAGS    ?= -X $(REPO_PATH)/pkg/version.Raw=$(VERSION) -extldflags -static
-BUILD_IMAGE ?= registry.ci.openshift.org/openshift/release:golang-1.18
+BUILD_IMAGE ?= registry.ci.openshift.org/openshift/release:golang-1.19
 
 # ENVTEST_K8S_VERSION refers to the version of kubebuilder assets to be downloaded by envtest binary.
 ENVTEST_K8S_VERSION = 1.25

go.mod

@@ -1,6 +1,6 @@
 module github.com/openshift/machine-api-provider-azure
 
-go 1.18
+go 1.19
 
 require (
 	github.com/Azure/azure-sdk-for-go v66.0.0+incompatible