Update ArgoCD Repo Secrets secret type label

Updates the argocd.argoproj.io/secret-type label to repo-creds to
allow ArgoCD to properly sync the secret for the appstudio organization.

KFLUXINFRA-3596

Author: enkeefe00

components/argocd-repo-secrets/internal-staging/redhat-appstudio-externalsecret.yaml

@@ -6,7 +6,7 @@ metadata:
     argocd.argoproj.io/sync-options: SkipDryRunOnMissingResource=true
     argocd.argoproj.io/sync-wave: "-1"
   labels:
-    argocd.argoproj.io/secret-type: repository
+    argocd.argoproj.io/secret-type: repo-creds
 spec:
   dataFrom:
     - extract: