Bump actions/checkout from 4.1.5 to 4.1.6 (#368)

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.1.5 to 4.1.6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@44c2b7a...a5ac7e5)

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

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

.github/workflows/lint-whitespace.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - name: Checkout
-        uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
 
       - name: Check that every file has no trailing whitespace, and exactly one final newline
         run: ./.github/bin/lint-whitespace

.github/workflows/sync-rest.yml

@@ -202,13 +202,13 @@ jobs:
 
       - name: Checkout main repo
         if: steps.pr-already-exists.outputs.result == 'false'
-        uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
         with:
           path: main
 
       - name: Checkout target repo
         if: steps.pr-already-exists.outputs.result == 'false'
-        uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
         with:
           repository: ${{ matrix.repo }}
           token: ${{ secrets.BOT_PERSONAL_ACCESS_TOKEN }}

.github/workflows/sync-tooling.yml

@@ -192,13 +192,13 @@ jobs:
 
       - name: Checkout main repo
         if: steps.pr-already-exists.outputs.result == 'false'
-        uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
         with:
           path: main
 
       - name: Checkout target repo
         if: steps.pr-already-exists.outputs.result == 'false'
-        uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
         with:
           repository: ${{ matrix.repo }}
           token: ${{ secrets.BOT_PERSONAL_ACCESS_TOKEN }}

.github/workflows/sync-tracks.yml

@@ -193,13 +193,13 @@ jobs:
 
       - name: Checkout main repo
         if: steps.pr-already-exists.outputs.result == 'false'
-        uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
         with:
           path: main
 
       - name: Checkout target repo
         if: steps.pr-already-exists.outputs.result == 'false'
-        uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
         with:
           repository: ${{ matrix.repo }}
           token: ${{ secrets.BOT_PERSONAL_ACCESS_TOKEN }}