ci: bump peaceiris/workflows from v0.7.0 to v0.8.1 (#361)

Bumps [peaceiris/workflows](https://github.com/peaceiris/workflows) from v0.7.0 to v0.8.1.
- [Release notes](https://github.com/peaceiris/workflows/releases)
- [Commits](peaceiris/workflows@v0.7.0...c5f4695)

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/release.yml

@@ -10,6 +10,6 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
       - uses: actions/checkout@v2
-      - uses: peaceiris/workflows/create-release-npm@v0.7.0
+      - uses: peaceiris/workflows/create-release-npm@v0.8.1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}