Update React (#42)

## Describe your changes

## Issue ticket number and link

## Checklist before requesting a review
- [x] I have performed a self-review of my code
- [x] If it is a core feature, I have added thorough tests.

demo/package.json

@@ -15,10 +15,10 @@
     "@types/react": "^18.2.54",
     "@types/react-dom": "^18.2.18",
     "@types/react-helmet": "^6.1.11",
-    "react": "^18.2.0",
+    "react": "^18.3.1",
     "react-color-a11y": "workspace:*",
     "react-colorful": "^5.6.1",
-    "react-dom": "^18.2.0",
+    "react-dom": "^18.3.1",
     "react-helmet-async": "^2.0.4",
     "react-scripts": "5.0.1",
     "typescript": "^5.3.3",

package.json

@@ -60,8 +60,8 @@
     "eslint-plugin-react": "^7.33.2",
     "gh-pages": "^6.1.1",
     "postcss": "^8.4.33",
-    "react": "^18.2.0",
-    "react-dom": "^18.2.0",
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1",
     "rollup": "^4.9.6",
     "rollup-plugin-peer-deps-external": "^2.2.4",
     "rollup-plugin-typescript2": "^0.36.0",