Upgrade to React 17 (#2037)

* upgrade react core depedencies to React 17
* Upgrade react-simple-code-editor and remove enzyme react 16 adapter
* replace enzyme adapter react
* Fix: fix failing Editor test
* Chore: update dependencies in examples/basic

BREAKING CHANGE:

React 16 no longer supported

examples/basic/package.json

@@ -24,20 +24,20 @@
     "dog-names": "^2.0.0",
     "lodash": "^4.17.19",
     "prop-types": "^15.7.2",
-    "react": "^16.13.0",
-    "react-dom": "^16.13.0",
-    "react-styleguidist": "^11.0.0"
+    "react": "^17.0.2",
+    "react-dom": "^17.0.2",
+    "react-styleguidist": "^12.0.1"
   },
   "devDependencies": {
-    "@babel/core": "^7.6.4",
-    "@babel/plugin-proposal-class-properties": "^7.5.5",
-    "@babel/preset-env": "^7.6.3",
-    "@babel/preset-react": "^7.6.3",
-    "babel-loader": "^8.0.6",
-    "css-loader": "^3.2.0",
-    "file-loader": "^4.2.0",
-    "style-loader": "^1.0.0",
-    "url-loader": "^2.2.0",
-    "webpack": "^4.41.1"
+    "@babel/core": "^7.9.0",
+    "@babel/plugin-proposal-class-properties": "^7.8.3",
+    "@babel/preset-env": "^7.9.0",
+    "@babel/preset-react": "^7.18.6",
+    "babel-loader": "^8.1.0",
+    "css-loader": "^6.7.1",
+    "file-loader": "^6.2.0",
+    "style-loader": "^3.3.1",
+    "url-loader": "^4.1.1",
+    "webpack": "^5.72.0"
   }
 }