chore(deps): update actions/checkout action to v6 (#1574)

Author: renovate[bot]

.github/workflows/build_and_deploy_docs.yaml

@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           token: ${{ secrets.APIFY_SERVICE_ACCOUNT_GITHUB_TOKEN }}
           ref: ${{ github.event_name == 'workflow_call' && inputs.ref || github.ref }}

.github/workflows/templates_e2e_tests.yaml

@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup node
         uses: actions/setup-node@v6