Bump react and @types/react

Bumps [react](https://github.com/facebook/react/tree/HEAD/packages/react) and [@types/react](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react). These dependencies needed to be updated together.

Updates `react` 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)

Updates `@types/react` from 18.3.12 to 19.0.9
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react)

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

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

package.json

@@ -24,7 +24,7 @@
     "@mui/material-nextjs": "^6.4.3",
     "lodash": "^4.17.21",
     "next": "^15.1.6",
-    "react": "^18.3.1",
+    "react": "^19.0.0",
     "react-dom": "^18.3.1",
     "smplr": "^0.16.1",
     "swr": "^2.3.0",
@@ -38,7 +38,7 @@
     "@types/jest": "^29.5.14",
     "@types/lodash": "^4.17.15",
     "@types/node": "22.13.0",
-    "@types/react": "^18.3.12",
+    "@types/react": "^19.0.9",
     "@types/react-dom": "18.3.1",
     "@types/webmidi": "^2.1.0",
     "eslint": "8.51.0",