chore(deps): Bump pnpm/action-setup from 3.0.0 to 4.0.0

Bumps [pnpm/action-setup](https://github.com/pnpm/action-setup) from 3.0.0 to 4.0.0.
- [Release notes](https://github.com/pnpm/action-setup/releases)
- [Commits](pnpm/action-setup@a3252b7...fe02b34)

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

Signed-off-by: dependabot[bot] <support@github.com>
Signed-off-by: Sam Gammon <sam@elide.ventures>

Author: dependabot[bot]

.github/workflows/ci.build-test.yml

@@ -48,7 +48,7 @@ jobs:
         with:
           bun-version: latest
       - name: 'Setup: PNPM'
-        uses: pnpm/action-setup@a3252b78c470c02df07e9d59298aecedc3ccdd6d # v3.0.0
+        uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
         with:
           version: ${{ vars.PNPM_VERSION || '8' }}
           run_install: |

.github/workflows/ci.publish-package.yml

@@ -103,7 +103,7 @@ jobs:
           node-version: ${{ vars.NODE_VERSION || '21' }}
           registry-url: 'https://registry.npmjs.org'
       - name: 'Setup: PNPM'
-        uses: pnpm/action-setup@a3252b78c470c02df07e9d59298aecedc3ccdd6d # v3.0.0
+        uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
         with:
           version: ${{ vars.PNPM_VERSION || '8' }}
           run_install: |
@@ -209,7 +209,7 @@ jobs:
           node-version: ${{ vars.NODE_VERSION || '21' }}
           registry-url: 'https://registry.npmjs.org'
       - name: 'Setup: PNPM'
-        uses: pnpm/action-setup@a3252b78c470c02df07e9d59298aecedc3ccdd6d # v3.0.0
+        uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
         with:
           version: ${{ vars.PNPM_VERSION || '8' }}
           run_install: |