Provisioning: Move repository package to provisioning app (#110228)

* Move repository package to apps

* Move operators to grafana/grafana

* Go mod tidy

* Own package by git sync team for now

* Merged

* Do not use settings in local extra

* Remove dependency on webhook extra

* Hack to work around issue with secure contracts

* Sync Go modules

* Revert "Move operators to grafana/grafana"

This reverts commit 9f19b30a2e.

apps/provisioning/pkg/repository/github/mutator.go

@@ -0,0 +1,32 @@
+package github
+
+import (
+	"context"
+	"strings"
+
+	"k8s.io/apimachinery/pkg/runtime"
+
+	provisioning "github.com/grafana/grafana/apps/provisioning/pkg/apis/provisioning/v0alpha1"
+)
+
+func Mutate(ctx context.Context, obj runtime.Object) error {
+	repo, ok := obj.(*provisioning.Repository)
+	if !ok {
+		return nil
+	}
+
+	if repo.Spec.GitHub == nil {
+		return nil
+	}
+
+	// Trim trailing ".git" and any trailing slash from the GitHub URL, if present, using the strings package.
+	if repo.Spec.GitHub.URL != "" {
+		url := repo.Spec.GitHub.URL
+		url = strings.TrimRight(url, "/")
+		url = strings.TrimSuffix(url, ".git")
+		url = strings.TrimRight(url, "/")
+		repo.Spec.GitHub.URL = url
+	}
+
+	return nil
+}