Github Actions: Bump actions/checkout from 4.2.1 to 4.2.2

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.2.1 to 4.2.2.
- [Release notes](https://github.com/actions/checkout/releases)
- [Commits](actions/checkout@v4.2.1...v4.2.2)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 4.2.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/upgrade.yml

@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-24.04-16core-64GB
     steps:
       - name: Checkout ${{ matrix.version-tags }}
-        uses: actions/[email protected].1
+        uses: actions/[email protected].2
         with:
           ref: refs/tags/${{ matrix.version-tags }}
 
@@ -48,7 +48,7 @@ jobs:
         run: mage -v deploy:waitUntilComplete
 
       - name: Checkout Code Under Test
-        uses: actions/[email protected].1
+        uses: actions/[email protected].2
 
       - name: Upgrade Orchestrator
         timeout-minutes: 90