chore(deps): Bump taiki-e/install-action from 2.82.2 to 2.82.6

Bumps [taiki-e/install-action](https://github.com/taiki-e/install-action) from 2.82.2 to 2.82.6.
- [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@9e1e580...9bcaee1)

---
updated-dependencies:
- dependency-name: taiki-e/install-action
  dependency-version: 2.82.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/workflows/pr-check.yml

@@ -55,7 +55,7 @@ jobs:
 
       - name: Install cargo-llvm-cov
         if: matrix.os == 'ubuntu-24.04'
-        uses: taiki-e/install-action@9e1e5806d4a4822de933115878265be9aaa786d9 # v2.82.2
+        uses: taiki-e/install-action@9bcaee1dcae34154180f412e2fa69355a7cda9f6 # v2.82.6
         with:
           tool: cargo-llvm-cov