chore(deps): update helm chart authentik to v2026.8.2

apps/templates/authentik-helm.yaml

@@ -16,7 +16,7 @@ spec:
   sources:
     - chart: authentik
       repoURL: https://charts.goauthentik.io
-      targetRevision: 2026.2.1
+      targetRevision: 2026.8.2
       helm:
         values: |
           authentik:

apps/templates/longhorn-helm.yaml

@@ -16,7 +16,7 @@ spec:
   sources:
     - chart: longhorn
       repoURL: https://charts.longhorn.io/
-      targetRevision: 1.12.1 # Replace with the Longhorn version you'd like to install or upgrade to
+      targetRevision: 1.7.3 # Replace with the Longhorn version you'd like to install or upgrade to
       helm:
         values: |
           persistence: