Renovate: actions/checkout to v6

Author: renovate[bot]

.github/workflows/terraform-docs.yaml

@@ -7,7 +7,7 @@ jobs:
   docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6
         with:
           ref: ${{ github.event.pull_request.head.ref }}
 

.github/workflows/terraform.yaml

@@ -24,7 +24,7 @@ jobs:
     steps:
       # Checkout the repository to the GitHub Actions runner
       - name: Checkout
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6
 
       # Install the latest version of Terraform CLI
       - name: Setup Terraform