Use pnpm@9 in CI

Author: sondr3

.github/workflows/pipeline.yml

@@ -12,7 +12,7 @@ jobs:
 
       - uses: pnpm/action-setup@v4.0.0
         with:
-          version: 8.x.x
+          version: 9.x.x
 
       - uses: actions/setup-node@v4
         with: