fix(deps): update react monorepo to v19

Author: renovate[bot]

Diff for: package.json

@@ -31,8 +31,8 @@
     "lunr": "^2.3.9",
     "prism-react-renderer": "^2.4.1",
     "prismjs": "^1.30.0",
-    "react": "^18.3.1",
-    "react-dom": "^18.3.1",
+    "react": "^19.0.0",
+    "react-dom": "^19.0.0",
     "react-player": "^2.16.0"
   },
   "devDependencies": {