Update react dependency requirement to 18.2.0 to match ActivelyReadFrontend

Author: govind007

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@activelylearn/react-treebeard",
-  "version": "2.0.6",
+  "version": "2.0.7",
   "description": "React Tree View Component",
   "main": "index.js",
   "scripts": {
@@ -12,11 +12,11 @@
     "example": "webpack-dev-server --content-base ./example/ --config ./example/webpack.config.js"
   },
   "peerDependencies": {
-    "react": "^16.8.6",
-    "react-dom": "^16.8.6"
+    "react": "18.2.0",
+    "react-dom": "18.2.0"
   },
   "publishConfig": {
-    "registry":"https://npm.pkg.github.com"
+    "registry": "https://npm.pkg.github.com"
   },
   "repository": {
     "type": "git",
@@ -68,8 +68,8 @@
     "karma-webpack": "^2.0.4",
     "mocha": "^3.4.2",
     "node-libs-browser": "^2.0.0",
-    "react": "^16.8.6",
-    "react-dom": "^16.8.6",
+    "react": "18.2.0",
+    "react-dom": "18.2.0",
     "react-hot-loader": "^1.3.0",
     "rimraf": "^2.4.4",
     "sinon": "uberVU/Sinon.JS.git",