Bump actions/checkout from 2 to 7

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 7.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...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>

Author: dependabot[bot]

.github/workflows/pre-commit.yml

@@ -11,7 +11,7 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v7
     - uses: actions/setup-python@v6
       with:
           python-version: '3.9' 
@@ -20,7 +20,7 @@ jobs:
   verify-output:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v7
     - uses: actions/setup-python@v6
       with:
           python-version: '3.9'

.github/workflows/publish-to-pypi.yml

@@ -8,7 +8,7 @@ jobs:
   upload-to-pypi:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v7
       - uses: actions/setup-python@v6
         with:
             python-version: '3.9'