chore: update pnpm action version

Author: mgallagher56

.github/actions/pnpm-setup/action.yml

@@ -9,7 +9,7 @@ runs:
 
     - uses: pnpm/[email protected]
       with:
-        version: 8
+        version: 9
         run_install: false
 
     - name: Get pnpm store directory

package.json

@@ -161,8 +161,9 @@
     "webdriverio": "8.36.1"
   },
   "engines": {
-    "node": ">=18"
-  },
+    "node": ">=20",
+    "pnpm": ">=9"
+    },
   "version": "1.18.0",
   "overrides": {
     "react": "18.3.1",