deps: update actions/checkout action (#3256)

* 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@9bb56186c3b09b4f86b1c65136769dd318469633 # v4.1.2
+ uses: actions/checkout@1d96c772d19495a3b5c517cd2bc0cb401ea0529f # v4.1.3
  with:
  persist-credentials: false
 

.github/workflows/unmanaged_dependency_check.yaml

@@ -5,7 +5,7 @@ jobs:
  unmanaged_dependency_check:
  runs-on: ubuntu-latest
  steps:
- - uses: actions/checkout@v3
+ - uses: actions/checkout@v4
  - uses: actions/setup-java@v3
  with:
  distribution: temurin