ci: change renovate config to group custom manager rules

renovate.json

@@ -63,10 +63,7 @@
       "automergeType": "branch"
     },
     {
-      "description": "Label images",
-      "matchDatasources": [
-        "docker"
-      ],
+      "description": "Label images, helm",
       "matchManagers": [
         "custom.regex", "helm-values"
       ],
@@ -78,14 +75,21 @@
       "automerge": false
     },
     {
-      "description": "Automerge image patches",
+      "description": "Label images, docker",
+      "matchDatasources": [
+        "docker"
+      ],
+      "addLabels": [
+        "image"
+      ],
+      "automerge": false
+    },
+    {
+      "description": "Automerge image patches, helm",
       "matchUpdateTypes": [
         "patch",
         "digest"
       ],
-      "matchDatasources": [
-        "docker"
-      ],
       "matchManagers": [
         "custom.regex", "helm-values"
       ],
@@ -97,6 +101,22 @@
       ],
       "automerge": true,
       "minimumReleaseAge": "1 days"
+    },
+    {
+      "description": "Automerge image patches, docker",
+      "matchUpdateTypes": [
+        "patch",
+        "digest"
+      ],
+      "matchDatasources": [
+        "docker"
+      ],
+      "addLabels": [
+        "image",
+        "automerge"
+      ],
+      "automerge": true,
+      "minimumReleaseAge": "1 days"
     }
   ]
 }