ci(action): update actions/checkout digest to e6d535c

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

Author: renovate[bot]

.github/workflows/test.yml

@@ -18,7 +18,7 @@ jobs:
           - 16
           - 18
     steps:
-      - uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b
+      - uses: actions/checkout@e6d535c99c374d0c3f6d8cd8086a57b43c6c700a
       - name: Use Node.js ${{ matrix.node_version }}
         uses: actions/setup-node@9f3a02bbd17adc05b078145bb8f676c84be77e89
         with:
@@ -34,7 +34,7 @@ jobs:
     steps:
       - run: exit 1
         if: ${{ needs.test_matrix.result != 'success' }}
-      - uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b
+      - uses: actions/checkout@e6d535c99c374d0c3f6d8cd8086a57b43c6c700a
       - run: npm ci
       - run: npm run lint
     if: ${{ always() }}