chore: renovate: automerge digest (#787)

related to https://gitea.com/gitea/helm-chart/pulls/754

Reviewed-on: https://gitea.com/gitea/helm-chart/pulls/787
Co-authored-by: pat-s <[email protected]>
Co-committed-by: pat-s <[email protected]>

renovate.json5

@@ -9,6 +9,9 @@
   labels: [
     'kind/dependency',
   ],
+  "digest": {
+    "automerge": true
+  },
   automergeStrategy: 'squash',
   'git-submodules': {
     'enabled': true