ci: Increase timeout

Increased it to 120 since prebuild check is taking 97 minutes locally.

Author: ShahanaFarooqui

.github/workflows/ci.yaml

@@ -22,7 +22,7 @@ jobs:
   prebuild:
     name: Pre-build checks
     runs-on: ubuntu-24.04
-    timeout-minutes: 30
+    timeout-minutes: 120
     if: |
       github.event.action != 'edited' ||
       contains(github.event.pull_request.body, 'Changelog')