deps: update actions/checkout action (#2893)

* deps: update actions/checkout action * 🦉 Updates from OwlBot post-processor See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md --------- Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: renovate-bot

.github/workflows/scorecard.yml

@@ -32,7 +32,7 @@ jobs:
 
  steps:
  - name: "Checkout code"
- uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
+ uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4.1.0
  with:
  persist-credentials: false