chore(deps): update actions/checkout action to v6

Author: renovate[bot]

.github/workflows/bumpversion.yml

@@ -12,7 +12,7 @@ jobs:
     name: "Bump version and create changelog with commitizen"
     steps:
       - name: Check out
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6
         with:
           fetch-depth: 0
           token: '${{ secrets.PERSONAL_ACCESS_TOKEN }}'

.github/workflows/python-publish.yml

@@ -84,7 +84,7 @@ jobs:
         python-version: ['3.10', '3.11', '3.12', "3.13"]
         # No exclusions needed as we only support Windows
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Set up Python ${{ matrix.python-version }}
@@ -126,7 +126,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Download all artifacts