build(deps): bump taiki-e/cache-cargo-install-action from 1 to 2

Bumps [taiki-e/cache-cargo-install-action](https://github.com/taiki-e/cache-cargo-install-action) from 1 to 2.
- [Release notes](https://github.com/taiki-e/cache-cargo-install-action/releases)
- [Changelog](https://github.com/taiki-e/cache-cargo-install-action/blob/main/CHANGELOG.md)
- [Commits](taiki-e/cache-cargo-install-action@v1...v2)

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

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

.github/workflows/conventional.yml

@@ -11,7 +11,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: install convco
-        uses: taiki-e/cache-cargo-install-action@v1
+        uses: taiki-e/cache-cargo-install-action@v2
         with:
           tool: convco
       - name: Check commit format