Bump actions/checkout from 2 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v4)

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

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

.github/workflows/auto_cherry_pick.yml

@@ -45,7 +45,7 @@ jobs:
         with:
           swap-size-gb: 10
       ## Nailgun Repo Checkout
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         if: ${{ startsWith(matrix.label, '6.') && matrix.label != github.base_ref }}
         with:
           fetch-depth: 0

.github/workflows/dispatch_release.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Git User setup
         run: "git config --local user.email Satellite-QE.satqe.com && git config --local user.name Satellite-QE"

.github/workflows/merge_to_master.yml

@@ -18,7 +18,7 @@ jobs:
         python-version: ['3.10', '3.11']
     steps:
       - name: Checkout Nailgun
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           fetch-depth: 2
 

.github/workflows/pull_requests.yml

@@ -17,7 +17,7 @@ jobs:
         python-version: ['3.10', '3.11']
     steps:
       - name: Checkout Nailgun
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           fetch-depth: 2