Update actions/setup-node action to v4

Author: renovate[bot]

.github/actions/prepare/action.yml

@@ -5,7 +5,7 @@ name: Prepare
 runs:
   steps:
     - uses: pnpm/action-setup@v2
-    - uses: actions/setup-node@v3
+    - uses: actions/setup-node@v4
       with:
         cache: pnpm
         node-version: "18"