fix git grep

.gitea/workflows/gentoo-utils.yml

@@ -192,4 +192,8 @@ jobs:
 
       - name: grep for patterns
         run: |
-          git grep -E 'todo!|dbg!' -- '*.rs' && exit 1 || exit 0
+          set -x
+          git --no-pager grep -E 'todo!|dbg!' -- '*.rs'
+          retcode=$?
+          echo "retcode=$?"
+          (( $retcode )) && echo "exit 1" || echo "exit 0"