chore(ci): increase timeout for conformance tests (#2565)

Author: programmer04

.github/workflows/conformance_tests_report.yaml

@@ -14,7 +14,7 @@ permissions:
 
 jobs:
   conformance-tests:
-    timeout-minutes: ${{ fromJSON(vars.GHA_DEFAULT_TIMEOUT) }}
+    timeout-minutes: 30
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false