feat: Adapt to oci-based helmchart repo (#6200)

* add oci client for registry

* add LoadRepoIndexFormOci

* feat: Adapt to oci-based helmchart repo

* Update the golang base image version in the dockerfile

* update oci_test.go

Signed-off-by: lingbo <lingbo@lingbohome.com>

* fix: Update oci_test.go

Signed-off-by: 凌波 <lingbo@lingbohome.com>

* Update go imports

---------

Signed-off-by: lingbo <lingbo@lingbohome.com>
Signed-off-by: 凌波 <lingbo@lingbohome.com>
Co-authored-by: hongming <coder.scala@gmail.com>

pkg/controller/application/helm_repo_controller.go

@@ -247,7 +247,7 @@ func repoParseRequest(cli client.Client, versions helmrepo.ChartVersions, helmRe
 			FromRepo:     true,
 		}
 		url := ver.URLs[0]
-		methodList := []string{"https://", "http://", "s3://"}
+		methodList := []string{"https://", "http://", "s3://", "oci://"}
 		needContact := true
 		for _, method := range methodList {
 			if strings.HasPrefix(url, method) {