github: add checkout before clang-format-checker [skip ci]

> WolleTD/clang-format-checker#15
Pepelux · May 17, 2023 · e18adca · e18adca
1 parent 2c36d50
commit e18adca
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
@@ -12,6 +12,7 @@ jobs:
   check-format:
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@v2
       - uses: wolletd/[email protected]
         with:
           target-ref: main