Bump @types/react-dom from 19.0.2 to 19.0.3 in /client

Bumps [@types/react-dom](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react-dom) from 19.0.2 to 19.0.3.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react-dom)

---
updated-dependencies:
- dependency-name: "@types/react-dom"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

client/package.json

@@ -37,7 +37,7 @@
   },
   "devDependencies": {
     "@types/react": "^19.0.1",
-    "@types/react-dom": "^19.0.2",
+    "@types/react-dom": "^19.0.3",
     "serve": "^14.2.4"
   }
 }