Merge pull request #140 from rust-lang/dependabot/github_actions/actions/checkout-4

Author: JohnTitor

.github/workflows/rust.yml

@@ -26,7 +26,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Update rust
       run: rustup update ${{ matrix.channel }} --no-self-update