Pin action to specific rev

Author: LegNeato

.github/workflows/ci_linux.yml

@@ -51,7 +51,7 @@ jobs:
 
       - name: Check if triggering actor has write permission
         id: permission_check
-        uses: scherermichael-oss/action-has-permission@v1
+        uses: scherermichael-oss/action-has-permission@17f29510f1bf987b916c8cbb451566a56eed23f1
         with:
           required-permission: write
         env: