chore(.github/workflows/ci.yml): remove version field in with of pnpm/action-setup (#208)

Author: sukvvon

.github/workflows/ci.yml

@@ -13,8 +13,6 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
-        with:
-          version: 9.6.0
       - uses: actions/setup-node@v4
         with:
           cache: "pnpm"