chore(deps): update actions/checkout action to v6 (#216)

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/bump.yaml

@@ -9,7 +9,7 @@ jobs:
   kubernetes:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
         with:
           token: ${{ secrets.VEXXHOST_BOT_PAT }}
       - run: ./hack/bump/kubernetes.sh

.github/workflows/docs.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout project
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
 
       - name: Install Earthly
         uses: earthly/actions-setup@43211c7a0eae5344d6d79fb4aaf209c8f8866203 # v1.0.13

.github/workflows/release-please.yaml

@@ -20,7 +20,7 @@ jobs:
     steps:
       - uses: googleapis/release-please-action@16a9c90856f42705d54a6fda1823352bdc62cf38 # v4.4.0
         id: release
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
         if: ${{ steps.release.outputs.release_created }}
       - uses: ansible/ansible-publish-action@a56a0328c92c1d4feedf5bd7f7cf7ec7a4ae3f09 # v1.0.0
         if: ${{ steps.release.outputs.release_created }}