build(deps): Bump taiki-e/install-action from 2.46.20 to 2.47.0

Bumps [taiki-e/install-action](https://github.com/taiki-e/install-action) from 2.46.20 to 2.47.0.
- [Release notes](https://github.com/taiki-e/install-action/releases)
- [Changelog](https://github.com/taiki-e/install-action/blob/main/CHANGELOG.md)
- [Commits](taiki-e/install-action@8484225...acd2589)

---
updated-dependencies:
- dependency-name: taiki-e/install-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/ci.yml

@@ -80,7 +80,7 @@ jobs:
           override: true
 
       - name: Install cargo-llvm-cov
-        uses: taiki-e/install-action@8484225d9734e230a8bf38421a4ffec1cc249372 # v2.46.20
+        uses: taiki-e/install-action@acd25891978b4cdaebd139d3efef606d26513b14 # v2.47.0
         with:
           tool: cargo-llvm-cov