build(deps): bump pnpm/action-setup from 6.0.0 to 6.0.5

Bumps [pnpm/action-setup](https://github.com/pnpm/action-setup) from 6.0.0 to 6.0.5.
- [Release notes](https://github.com/pnpm/action-setup/releases)
- [Commits](08c4be7e2e...8912a9102a)

---
updated-dependencies:
- dependency-name: pnpm/action-setup
  dependency-version: 6.0.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

.github/workflows/ci.yml

@@ -45,7 +45,7 @@ jobs:
       # Package manager setup
       - name: Setup pnpm
         if: matrix.pm == 'pnpm' && matrix.node != '18.x'
-        uses: pnpm/action-setup@08c4be7e2e672a47d11bd04269e27e5f3e8529cb # v6.0.0
+        uses: pnpm/action-setup@8912a9102ac27614460f54aedde9e1e7f9aec20d # v6.0.5
         with:
           # Keep an explicit pnpm major because this repo's packageManager is Yarn.
           version: 10