Bump actions/checkout from 3 to 4 (#51)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/check.yml

@@ -33,7 +33,7 @@ jobs:
           python-version: "3.11"
       - name: Install tox
         run: python -m pip install tox
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Setup python for test ${{ matrix.py }}
@@ -68,7 +68,7 @@ jobs:
           - type
           - readme
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Setup Python "3.11"

.github/workflows/release.yml

@@ -18,7 +18,7 @@ jobs:
           python-version: "3.11"
       - name: Install build
         run: python -m pip install build
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Build package