chore(deps): update actions/checkout action to v4 (#287)

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

Author: renovate[bot]

.github/workflows/autofix.yml

@@ -12,7 +12,7 @@ jobs:
   autofix:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: corepack enable
       - uses: actions/setup-node@v4
         with:

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
       matrix:
         node: [16, 18, 20]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: corepack enable
       - uses: actions/setup-node@v4
         with: