Pin @window-splitter/react to exact 1.1.3

Author: samejr

apps/webapp/package.json

@@ -135,7 +135,7 @@
     "@upstash/ratelimit": "^1.1.3",
     "@vercel/sdk": "^1.19.1",
     "@whatwg-node/fetch": "^0.9.14",
-    "@window-splitter/react": "^1.1.3",
+    "@window-splitter/react": "1.1.3",
     "ai": "^4.3.19",
     "assert-never": "^1.2.1",
     "aws4fetch": "^1.0.18",