chore(deps): update actions/checkout action to v6 (#2103)

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

Author: renovate[bot]

.github/workflows/ci.yml

@@ -12,7 +12,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - run: corepack enable
       - uses: actions/setup-node@v6
         with:
@@ -24,7 +24,7 @@ jobs:
   typecheck:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - run: corepack enable
       - uses: actions/setup-node@v6
         with:

.github/workflows/e2e.yml

@@ -17,7 +17,7 @@ jobs:
     if: github.event.deployment_status.state == 'success' || github.event_name == 'workflow_dispatch'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Audit URLs using Lighthouse
         uses: treosh/lighthouse-ci-action@v12
         with:

.github/workflows/provenance.yml

@@ -13,7 +13,7 @@ jobs:
   check-provenance:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Check provenance downgrades