Bump actions/checkout from 5 to 6 in the gha group

Bumps the gha group with 1 update: [actions/checkout](https://github.com/actions/checkout).


Updates `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](actions/checkout@v5...v6)

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

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
         java: [17, 22]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-java@v5
         with:
           distribution: 'temurin'

.github/workflows/codeql.yml

@@ -23,7 +23,7 @@ jobs:
         language: [ 'java', 'javascript', 'python', 'ruby' ]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-java@v5
         with:
           distribution: 'temurin'

.github/workflows/crowdin-upload-files.yml

@@ -8,7 +8,7 @@ jobs:
     name: Upload Files
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Setup Java
       uses: actions/setup-java@v5
       with:

.github/workflows/prepare-release-add-on.yml

@@ -8,7 +8,7 @@ jobs:
     name: Prepare Release
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
         persist-credentials: false

.github/workflows/release-add-on.yml

@@ -12,7 +12,7 @@ jobs:
     name: Build and Release Add-On
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
         persist-credentials: false