Merge pull request #760 from piotrkwiecinski/github-action-checkout-v4

update github action checkout to v4

Author: zonuexe

Diff for: .github/workflows/test.yml

@@ -36,7 +36,7 @@ jobs:
     - uses: conao3/setup-cask@master
       with:
         version: 'snapshot'
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Run tests
       if: matrix.allow_failure != true
       run: 'make .cask test'