Strengthen undici resolution to handle all version requests

- Change undici resolution from ^6.21.3 to exact 6.21.3
- Add **/undici resolution to catch nested dependencies
- Regenerate yarn.lock to ensure undici@^7.10.0 resolves to 6.21.3
- Fixes remaining Node.js compatibility issues

Author: elizabit-b

package.json

@@ -143,7 +143,8 @@
     "@types/react": "18.2.6",
     "string-width": "4.2.3",
     "wrap-ansi": "7.0.0",
-    "undici": "^6.21.3"
+    "undici": "6.21.3",
+    "**/undici": "6.21.3"
   },
   "engines": {
     "node": ">=18"