Update react monorepo to v18.3.1

Author: renovate[bot]

package.json

@@ -11,8 +11,8 @@
     "mdi-react": "8.4.0",
     "next": "15.5.4",
     "polished": "4.2.2",
-    "react": "18.2.0",
-    "react-dom": "18.2.0",
+    "react": "18.3.1",
+    "react-dom": "18.3.1",
     "react-fns": "1.4.0",
     "react-syntax-highlighter": "9.0.1",
     "styled-components": "6.1.19"