Update renovate.json

Author: nathan-clark

.github/renovate.json

@@ -5,8 +5,6 @@
     "local>hmcts/.github//renovate/automerge-minor"
   ],
   "labels": ["Renovate Dependencies"],
-  "prConcurrentLimit": 5,
   "schedule": ["* 16-19 * * 1-5"],
-  "automergeSchedule": ["* 14-18 * * 1-4"],
-  "rebaseWhen": "conflicted"
+  "automergeSchedule": ["* 14-18 * * 1-4"]
 }