chore(deps): update actions/checkout action to v4 [skip ci]

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Discussion: #11

Author: renovate[bot]

.github/workflows/image-build-ci.yml

@@ -29,7 +29,7 @@ jobs:
             swap-storage: true
             docker-images: true
         - name: Checkout
-          uses: actions/checkout@v3
+          uses: actions/checkout@v4
         - name: Build
           run: |
             echo "Free space:"

.github/workflows/triageops.yml

@@ -9,7 +9,7 @@ jobs:
     pre-commit-ci:
         runs-on: ubuntu-latest
         steps:
-        - uses: actions/checkout@v3
+        - uses: actions/checkout@v4
         - name: Install devbox
           uses: jetpack-io/[email protected]
           with: