build(deps): 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/c-cpp.yml

@@ -56,7 +56,7 @@ jobs:
       - various
     container: ${{ matrix.container }}
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         submodules: false
 
@@ -115,7 +115,7 @@ jobs:
       - build
     name: OpenBSD
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Test in OpenBSD
       id: test
       uses: vmactions/openbsd-vm@v1
@@ -145,7 +145,7 @@ jobs:
     needs:
       - build
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Show info
       run: |
         export -p
@@ -175,7 +175,7 @@ jobs:
     name: Test Various Build Configurations
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
 
     - name: Cache btrfs Image
       uses: actions/cache@v4

.github/workflows/codeql.yml

@@ -33,7 +33,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         # We must fetch at least the immediate parents so that if this is a
         # pull request then we can checkout the head.

.github/workflows/coverity.yml

@@ -10,7 +10,7 @@ jobs:
   ubuntu:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         submodules: false
     - name: Install Dependencies

.github/workflows/docker-build-env.yml

@@ -22,7 +22,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: false
       -

.github/workflows/docker.yml

@@ -33,7 +33,7 @@ jobs:
           fi
 
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: false
 

.github/workflows/release.yml

@@ -16,7 +16,7 @@ jobs:
     outputs:
       rmw_version: ${{ steps.get_version.outputs.version }}
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         submodules: false
     - id: get_version
@@ -58,7 +58,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: false
 
@@ -105,7 +105,7 @@ jobs:
 
     runs-on: ubuntu-22.04
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
 
     - name: Copy debian directory
       run: cp -a packaging/debian .

.github/workflows/shellcheck.yml

@@ -17,7 +17,7 @@ jobs:
     name: Shellcheck
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Run ShellCheck
         uses: ludeeus/action-shellcheck@master
         env:

.github/workflows/spellcheck.yml

@@ -21,7 +21,7 @@ jobs:
     name: Spellcheck
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: rojopolis/spellcheck-github-actions@v0
       name: Spellcheck
       continue-on-error: false