chore(renovate): update renovate config to automerge tbc deps

renovate.json

@@ -10,6 +10,21 @@
         "gitlab-tags"
       ],
       "versioning": "docker"
-    }
+    },
+    {
+      "groupName": "to-be-continuous dependencies",
+      "groupSlug": "tbc-deps",
+      "matchPackagePatterns": [
+        "to-be-continuous/*"
+      ],
+      "matchUpdateTypes": [
+        "minor",
+        "patch"
+      ],
+      "automerge": true,
+      "automergeType": "pr",
+      "platformAutomerge": true,
+      "rebaseWhen": "auto"
+     }
   ]
 }