[gha] Bump actions/checkout from 5.0.1 to 6.0.0 in /verify-branch-name (#426)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

verify-branch-name/action.yml

@@ -7,7 +7,7 @@ runs:
   using: "composite"
   steps:
     - name: Checkout code
-      uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd  # v5.0.1
+      uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3  # v6.0.0
     - name: Verify branch name
       env:
         HEAD_REF: ${{ github.head_ref }}