Bump reviewdog/action-misspell from 1.19.0 to 1.20.0 (#90)

Bumps [reviewdog/action-misspell](https://github.com/reviewdog/action-misspell) from 1.19.0 to 1.20.0.
- [Release notes](https://github.com/reviewdog/action-misspell/releases)
- [Commits](reviewdog/action-misspell@v1.19.0...v1.20.0)

---
updated-dependencies:
- dependency-name: reviewdog/action-misspell
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/spell.yml

@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/[email protected]
-      - uses: reviewdog/action-misspell@v1.19.0
+      - uses: reviewdog/action-misspell@v1.20.0
         with:
           github_token: ${{ secrets.github_token }}
   check-spellcheck: