chore(deps): update actions/checkout action to v4 (#571)

Co-authored-by: homarr-renovate[bot] <158783068+homarr-renovate[bot]@users.noreply.github.com>

.github/workflows/conventional-commits.yml

@@ -12,5 +12,5 @@ jobs:
     name: Conventional Commits
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: webiny/action-conventional-commits@v1.3.0

.github/workflows/renovate-automatic-approval.yml

@@ -9,7 +9,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Install GitHub CLI
         run: sudo apt-get install -y gh