Pin rolldown@1.0.0-rc.5 (#3984)

Author: nstepien

package.json

@@ -73,7 +73,7 @@
     "postcss": "^8.5.2",
     "react": "^19.2.1",
     "react-dom": "^19.2.1",
-    "rolldown": "^1.0.0-rc.3",
+    "rolldown": "1.0.0-rc.5",
     "rolldown-plugin-dts": "^0.22.1",
     "typescript": "~5.9.2",
     "typescript-eslint": "^8.56.0",