Bump actions/checkout from 6 to 7 (#2822)

Bumps [actions/checkout](https://github.com/actions/checkout) from 6 to 7.
- [Release notes](https://github.com/actions/checkout/releases)
- [Commits](actions/checkout@v6...v7)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '7'
  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/check-code-with-shellcheck.yml

@@ -10,7 +10,7 @@ jobs:
     name: Github Actions
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
+    - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
     - name: Run Shellcheck
       uses: ludeeus/action-shellcheck@00b27aa7cb85167568cb48a3838b75f4265f2bca # master
       with:

.github/workflows/reviewdog.yml

@@ -11,7 +11,7 @@ jobs:
     name: Shellcheck testing
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
       - name: shellcheck
         uses: reviewdog/action-shellcheck@4c07458293ac342d477251099501a718ae5ef86e # v1
         with:
@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: spelling or typos
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
       - name: misspell
         uses: reviewdog/action-misspell@d6429416b12b09b4e2768307d53bef58d172e962 # v1
         with:

.github/workflows/update-copyright-year.yml

@@ -15,7 +15,7 @@ jobs:
       pull-requests: write
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Get current year
         id: year