chore(deps): bump actions/checkout from 4 to 6 (#4)

Author: dependabot[bot]

.github/workflows/golangci-lint.yml

@@ -13,7 +13,7 @@ jobs:
     name: lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-go@v5
         with:
           go-version: stable