build(deps): bump react-is from 18.3.1 to 19.0.0 in /cmd/mdl/webapp

Bumps [react-is](https://github.com/facebook/react/tree/HEAD/packages/react-is) from 18.3.1 to 19.0.0.
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v19.0.0/packages/react-is)

---
updated-dependencies:
- dependency-name: react-is
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

cmd/mdl/webapp/package.json

@@ -12,7 +12,7 @@
 		"file-loader": "6.2.0",
 		"react": "18.3.1",
 		"react-dom": "18.3.1",
-		"react-is": "18.3.1",
+		"react-is": "19.0.0",
 		"react-router": "7.0.1",
 		"react-router-dom": "7.0.1",
 		"styled-components": "^6.1.13",

cmd/mdl/webapp/yarn.lock

@@ -3956,9 +3956,9 @@ react-dom@18.3.1:
     loose-envify "^1.1.0"
     scheduler "^0.23.2"
 
-react-is@18.3.1:
-  version "18.3.1"
-  resolved "https://registry.yarnpkg.com/react-is/-/react-is-18.3.1.tgz#e83557dc12eae63a99e003a46388b1dcbb44db7e"
+react-is@19.0.0:
+  version "19.0.0"
+  resolved "https://registry.yarnpkg.com/react-is/-/react-is-19.0.0.tgz#d6669fd389ff022a9684f708cf6fa4962d1fea7a"
 
 react-is@^16.13.1, react-is@^16.7.0:
   version "16.13.1"