Bump the lab-major group with 4 updates

Bumps the lab-major group with 4 updates: [react](https://github.com/facebook/react/tree/HEAD/packages/react), [@types/react](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react), [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom) and [@types/react-dom](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react-dom).


Updates `react` from 18.3.1 to 19.1.0
- [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/v19.1.0/packages/react)

Updates `@types/react` from 18.3.18 to 19.1.2
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react)

Updates `react-dom` from 18.3.1 to 19.1.0
- [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/v19.1.0/packages/react-dom)

Updates `@types/react-dom` from 18.3.5 to 19.1.2
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react-dom)

Updates `@types/react` from 18.3.18 to 19.1.2
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react)

Updates `@types/react-dom` from 18.3.5 to 19.1.2
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react-dom)

---
updated-dependencies:
- dependency-name: react
  dependency-version: 19.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: lab-major
- dependency-name: "@types/react"
  dependency-version: 19.1.2
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: lab-major
- dependency-name: react-dom
  dependency-version: 19.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: lab-major
- dependency-name: "@types/react-dom"
  dependency-version: 19.1.2
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: lab-major
- dependency-name: "@types/react"
  dependency-version: 19.1.2
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: lab-major
- dependency-name: "@types/react-dom"
  dependency-version: 19.1.2
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: lab-major
...

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

Author: dependabot[bot]

package.json

@@ -68,13 +68,13 @@
     "@lumino/polling": "^2.1.3",
     "@lumino/signaling": "^2.1.3",
     "@lumino/widgets": "^2.6.0",
-    "react": "^18.2.0",
-    "react-dom": "^18.2.0"
+    "react": "^19.1.0",
+    "react-dom": "^19.1.0"
   },
   "devDependencies": {
     "@jupyterlab/builder": "^4.3.5",
-    "@types/react": "^18.0.26",
-    "@types/react-dom": "~18.3.1",
+    "@types/react": "^19.1.2",
+    "@types/react-dom": "~19.1.2",
     "@typescript-eslint/eslint-plugin": "^8.25.0",
     "@typescript-eslint/parser": "^8.25.0",
     "eslint": "^9.21.0",