Bump taiki-e/install-action from 2.79.1 to 2.79.9 (#8022)

Bumps [taiki-e/install-action](https://github.com/taiki-e/install-action) from 2.79.1 to 2.79.9.
- [Release notes](https://github.com/taiki-e/install-action/releases)
- [Changelog](https://github.com/taiki-e/install-action/blob/main/CHANGELOG.md)
- [Commits](https://github.com/taiki-e/install-action/compare/b550161ef8a7bc4f2a671c0b03a18ac9ccedea1e...8f531eaecd1898bc3da7d104ad91bee98d1b97bd)

---
updated-dependencies:
- dependency-name: taiki-e/install-action
  dependency-version: 2.79.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

.github/workflows/cron-ci.yaml

@@ -33,7 +33,7 @@ jobs:
 
       - uses: dtolnay/rust-toolchain@stable
 
-      - uses: taiki-e/install-action@b550161ef8a7bc4f2a671c0b03a18ac9ccedea1e # v2.79.1
+      - uses: taiki-e/install-action@8f531eaecd1898bc3da7d104ad91bee98d1b97bd # v2.79.9
         with:
           tool: cargo-llvm-cov