chore(deps): bump actions/checkout from v4 to v6 (#365)

Author: yutannihilation

.github/workflows/examples.yml

@@ -56,7 +56,7 @@ jobs:
       CARGO_INCREMENTAL: 0
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Use stable Rust
         id: rust
         run: |