Bump the github-actions group with 2 updates

Bumps the github-actions group with 2 updates: [actions/checkout](https://github.com/actions/checkout) and [actions/setup-python](https://github.com/actions/setup-python).


Updates `actions/checkout` from 1 to 4
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v1...v4)

Updates `actions/setup-python` from 4 to 5
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v4...v5)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: actions/setup-python
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/cpplint.yml

@@ -7,8 +7,8 @@ jobs:
   cpplint:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
-    - uses: actions/setup-python@v4
+    - uses: actions/checkout@v4
+    - uses: actions/setup-python@v5
       with:
         python-version: 3.x
     - run: pip install cpplint

.github/workflows/cpplint_modified_files.yml

@@ -11,8 +11,8 @@ jobs:
   cpplint_modified_files:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v1  # v1, NOT v2 or v3
-      - uses: actions/setup-python@v4
+      - uses: actions/checkout@v4  # v1, NOT v2 or v3
+      - uses: actions/setup-python@v5
         with:
           python-version: 3.x
       - shell: python  # Print the version of Python