chore(deps): update actions/checkout action to v6 [skip netlify]

Author: renovate[bot]

.github/workflows/docker.yml

@@ -8,7 +8,7 @@ jobs:
   docker:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Build with Docker
         run: docker build .
 

.github/workflows/lint-build.yml

@@ -8,7 +8,7 @@ jobs:
   lint-build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
           cache: npm