Bump actions/checkout from v2.3.3 to v2.3.4

Bumps [actions/checkout](https://github.com/actions/checkout) from v2.3.3 to v2.3.4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2.3.3...5a4ac90)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/nodejs.yaml

@@ -45,7 +45,7 @@ jobs:
             node: 14.x
             cmd: pnpm run sane-fmt -- --log-format=github-actions --details=diff
     steps:
-      - uses: actions/checkout@v2.3.3
+      - uses: actions/checkout@v2.3.4
       - name: Use Node.js ${{ matrix.vars.node }}
         uses: actions/setup-node@v2.1.2
         with: