chore(deps): update pnpm/action-setup action to v6

Author: renovate[bot]

.github/workflows/release.yml

@@ -31,7 +31,7 @@ jobs:
           node-version: 24.14.1
 
       - name: Setup pnpm
-        uses: pnpm/action-setup@v5
+        uses: pnpm/action-setup@v6
         with:
           version: 10.33.0
 
@@ -70,7 +70,7 @@ jobs:
           registry-url: 'https://registry.npmjs.org/'
 
       - name: Setup pnpm
-        uses: pnpm/action-setup@v5
+        uses: pnpm/action-setup@v6
         with:
           version: 10.33.0