fix(apps): update Halo and Gitea image tags

flux/infrastructure/infra-gitops/helmrelease-gitea.yaml

@@ -21,7 +21,7 @@ spec:
     postgresql-ha:
       enabled: false
     image:
-      tag: 1.27.1
+      tag: 1.27.3
     ingress:
       enabled: true
       className: nginx