build(deps): bump pnpm/action-setup from 4 to 6 (#2552)

Bumps [pnpm/action-setup](https://github.com/pnpm/action-setup) from 4 to 6.
- [Release notes](https://github.com/pnpm/action-setup/releases)
- [Commits](https://github.com/pnpm/action-setup/compare/v4...v6)

---
updated-dependencies:
- dependency-name: pnpm/action-setup
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/create_dmg.yml

@@ -24,7 +24,7 @@ jobs:
           go-version-file: go.mod
 
       - name: Setup pnpm
-        uses: pnpm/action-setup@v4
+        uses: pnpm/action-setup@v6
         with:
           version: 10.33.0
           run_install: false

.github/workflows/nightly.yml

@@ -48,7 +48,7 @@ jobs:
           go-version-file: go.mod
 
       - name: Setup pnpm
-        uses: pnpm/action-setup@v4
+        uses: pnpm/action-setup@v6
         with:
           version: 10.33.0
           run_install: false

.github/workflows/release.yml

@@ -66,7 +66,7 @@ jobs:
           go-version-file: go.mod
 
       - name: Setup pnpm
-        uses: pnpm/action-setup@v4
+        uses: pnpm/action-setup@v6
         with:
           version: 10.33.0
           run_install: false