Bump actions/checkout from 6 to 7 (#62)

Bumps [actions/checkout](https://github.com/actions/checkout) from 6 to 7.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [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/ci.yml

@@ -36,7 +36,7 @@ jobs:
 
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Check shell scripts
         uses: ludeeus/action-shellcheck@2.0.0

.github/workflows/release.yml

@@ -33,7 +33,7 @@ jobs:
 
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
@@ -112,7 +112,7 @@ jobs:
 
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Install Dependencies
         run: |
@@ -229,7 +229,7 @@ jobs:
     needs: [release_draft, build]
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       # download all artifact files
       - name: Download all workflow artifacts

.github/workflows/snapshot.yml

@@ -22,7 +22,7 @@ jobs:
     name: Check for Changes
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - id: commit-check
         run: echo "has-commits=$(git --no-pager log --pretty='format:%an' --since='24 hours ago' | grep -v github-actions | wc -l)" >> $GITHUB_OUTPUT
     outputs:
@@ -47,7 +47,7 @@ jobs:
 
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Install Dependencies
         run: |