Bump pnpm/action-setup from 4 to 6.0.8 in /.github/workflows (#210)

* Bump pnpm/action-setup from 4 to 6.0.5 in /.github/workflows

Bumps [pnpm/action-setup](https://github.com/pnpm/action-setup) from 4 to 6.0.5.
- [Release notes](https://github.com/pnpm/action-setup/releases)
- [Commits](pnpm/action-setup@v4...v6.0.5)

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

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* Pin version

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* Comment the right version

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---------

Signed-off-by: dependabot[bot] <support@github.com>
Signed-off-by: Kim Brose <2803622+HarHarLinks@users.noreply.github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Kim Brose <2803622+HarHarLinks@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/astro-check.yaml

@@ -14,7 +14,7 @@ jobs:
     - uses: actions/setup-node@v4
       with:
         node-version: '22'
-    - uses: pnpm/action-setup@v4
+    - uses: pnpm/action-setup@0e279bb959325dab635dd2c09392533439d90093 #v6.0.8
       with:
         version: 10
     - run: pnpm install