Bump actions/checkout from 5 to 6 (#75)

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](actions/checkout@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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/android-ci.yml

@@ -14,7 +14,7 @@ jobs:
       matrix:
         java-versions: [ 17 ]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
 
     - name: Set up JDK
       uses: actions/setup-java@v5
@@ -38,7 +38,7 @@ jobs:
   coverage-scan:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
 
@@ -79,7 +79,7 @@ jobs:
     if: ${{ github.ref == 'refs/heads/master' }}
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
 
     - name: Set up JDK
       uses: actions/setup-java@v5
@@ -110,7 +110,7 @@ jobs:
     if: startsWith(github.ref, 'refs/tags')
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
 
     - name: Set up JDK
       uses: actions/setup-java@v5

.github/workflows/scheduled-test.yml

@@ -13,7 +13,7 @@ jobs:
       matrix:
         java-versions: [ 17 ]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
 
     - name: Set up JDK
       uses: actions/setup-java@v5
@@ -37,7 +37,7 @@ jobs:
   coverage-scan:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
 

.github/workflows/test.yml

@@ -16,7 +16,7 @@ jobs:
       matrix:
         java-versions: [ 17 ]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
 
     - name: Set up JDK
       uses: actions/setup-java@v5
@@ -40,7 +40,7 @@ jobs:
   coverage-scan:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0