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](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>

Author: dependabot[bot]

.github/workflows/api_doc.yaml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 10
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dart-lang/setup-dart@v1
       - name: generate dart docs
         run: dart doc . --validate-links

.github/workflows/create_release.yaml

@@ -36,7 +36,7 @@ jobs:
             libedax_build_command: make universal_ios_libbuild
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dart-lang/setup-dart@v1
 

.github/workflows/create_release_pr.yaml

@@ -27,7 +27,7 @@ jobs:
     timeout-minutes: 20
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dart-lang/setup-dart@v1
 

.github/workflows/dart_ci.yaml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dart-lang/setup-dart@v1
       - name: install dependencies
         run: dart pub get
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dart-lang/setup-dart@v1
       - name: install dependencies
         run: dart pub get
@@ -50,7 +50,7 @@ jobs:
           - os: macos-latest
             libedax_build_command: make universal_osx_libbuild
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dart-lang/setup-dart@v1
       - name: workaround for https://github.com/sensuikan1973/libedax4dart/issues/828
         if: runner.os == 'Windows'
@@ -90,7 +90,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dart-lang/setup-dart@v1
       - run: dart doc . --validate-links
 
@@ -99,7 +99,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dart-lang/setup-dart@v1
       - run: dart pub get
       - id: run_pana_step
@@ -119,6 +119,6 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dart-lang/setup-dart@v1
       - run: dart pub publish --dry-run

.github/workflows/dart_deps.yaml

@@ -11,7 +11,7 @@ jobs:
     runs-on: macos-latest
     timeout-minutes: 15
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dart-lang/setup-dart@v1
 
       - name: setup llvm for ffigen

.github/workflows/labeling_pr.yaml

@@ -15,7 +15,7 @@ jobs:
     timeout-minutes: 10
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/labeler@v6
         with:
           repo-token: "${{ secrets.GITHUB_TOKEN }}"

.github/workflows/shell_script_ci.yaml

@@ -11,7 +11,7 @@ jobs:
   shellcheck:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: ludeeus/action-shellcheck@master
         env:
           SHELLCHECK_OPTS: -s bash # See: https://github.com/koalaman/shellcheck/issues/809

.github/workflows/typos.yaml

@@ -14,7 +14,7 @@ jobs:
   typos:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: crate-ci/typos@v1.39.2
         with:
           config: .typos.toml

.github/workflows/yaml_lint.yaml

@@ -11,7 +11,7 @@ jobs:
   yamllint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: ibiqlik/action-yamllint@v3
         with: # See: https://github.com/ibiqlik/action-yamllint#optional-input-parameters
           strict: true