Bump actions/checkout from 5 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 5 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v5...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/aab-from-build.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         sparse-checkout: CI/android
 

.github/workflows/github.yml

@@ -136,7 +136,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         submodules: recursive
 
@@ -394,7 +394,7 @@ jobs:
       run:
         shell: bash
     steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
           with:
             submodules: recursive
 
@@ -477,7 +477,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         submodules: recursive
 
@@ -581,7 +581,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         submodules: recursive
 
@@ -687,7 +687,7 @@ jobs:
         shell: bash
 
     steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
         - name: Ensure LF line endings
           run: |
             find . -path ./.git -prune -o -path ./AI/FuzzyLite -prune -o -path ./test/googletest \
@@ -716,7 +716,7 @@ jobs:
       actions: write                   # Partial JSON artifacts can't be deleted in PRs
     steps:
       - name: Checkout (for script path)
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Download all partial JSON artifacts
         continue-on-error: true

.github/workflows/qt_translation_update.yml

@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ github.ref_name }}
           fetch-depth: 0