Merge branch 'update-argocd-tag-6.7.15-bb.1' into 'master'

argocd update to 6.7.15-bb.1

Closes big-bang/product/packages/argocd#158 and big-bang/product/packages/argocd#170

See merge request !4233

chart/values.yaml

@@ -1026,11 +1026,11 @@ addons:
     git:
       repo: https://repo1.dso.mil/big-bang/product/packages/argocd.git
       path: "./chart"
-      tag: "6.7.2-bb.2"
+      tag: "6.7.15-bb.1"
     helmRepo:
       repoName: "registry1"
       chartName: "argocd"
-      tag: "6.7.2-bb.2"
+      tag: "6.7.15-bb.1"
 
     # -- Flux reconciliation overrides specifically for the ArgoCD Package
     flux: {}