chore(renovate): activate automerge for tbc template

renovate.json

@@ -10,6 +10,12 @@
         "gitlab-tags"
       ],
       "versioning": "docker"
+    },
+    {
+      "matchPackagePatterns": ["to-be-continuous/*"],
+      "automerge": true,
+      "automergeType": "pr",
+      "platformAutomerge": true
     }
   ]
 }