Bump actions/checkout from 5 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 5 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v5...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build.yaml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     name: "'${{ matrix.toxenv }}' on py${{ matrix.py }}"
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: get date for caching
         run: /bin/date -u "+%U" > cachedate.txt
@@ -40,7 +40,7 @@ jobs:
   test-sdist:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: "3.x"
@@ -66,7 +66,7 @@ jobs:
     name: "Test on ${{ matrix.os }}, py${{ matrix.py }}"
     runs-on: "${{ matrix.os }}-latest"
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: get date for caching
         run: /bin/date -u "+%U" > cachedate.txt
@@ -110,7 +110,7 @@ jobs:
     runs-on: ubuntu-latest
     name: "Collate results to check for skipped tests"
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: "3.x"
@@ -128,7 +128,7 @@ jobs:
   ensure-catalog-matches-hook-config:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: get date for caching
         run: /bin/date -u "+%U" > cachedate.txt
@@ -157,7 +157,7 @@ jobs:
     name: "Self-Check"
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: get date for caching
         run: /bin/date -u "+%U" > cachedate.txt

.github/workflows/cron.yaml

@@ -10,7 +10,7 @@ jobs:
   vendor-schemas:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: actions/setup-python@v6
       with:
         python-version: '3.x'

.github/workflows/publish_to_pypi.yaml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: "3.11"

.github/workflows/publish_to_test_pypi.yaml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: "3.11"