Bump actions/checkout from 3 to 4 (#6)

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...v4)

---
updated-dependencies:
- dependency-name: actions/checkout
  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>

.github/workflows/build.yml

@@ -14,7 +14,7 @@ jobs:
         with:
           python-version: "3.11"
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Build wheel
         run: pip wheel -w dist --no-deps .
@@ -36,7 +36,7 @@ jobs:
         with:
           python-version: "3.11"
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install pre-commit and deps
         run: pip install pre-commit -r requirements.txt -r examples/requirements.txt
@@ -50,7 +50,7 @@ jobs:
   test-coverage:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: actions/setup-python@v5
         with:
@@ -93,7 +93,7 @@ jobs:
           awk -F '\/' '{ print tolower($2) }'
           ) >> $GITHUB_OUTPUT
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python 3.x
         uses: actions/setup-python@v5
@@ -115,7 +115,7 @@ jobs:
   build-docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python 3.x
         uses: actions/setup-python@v5

.github/workflows/release.yml

@@ -32,12 +32,12 @@ jobs:
           python-version: "3.x"
 
       - name: Checkout Current Repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
       - name: Checkout tools repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: adafruit/actions-ci-circuitpython-libs
           path: actions-ci
@@ -66,7 +66,7 @@ jobs:
   upload-pypi:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0