added react-dom as peer dependency

Author: mpeyper

package.json

@@ -44,7 +44,8 @@
     "react-dom": "^16.8.0"
   },
   "peerDependencies": {
-    "react": "^16.8.0"
+    "react": "^16.8.0",
+    "react-dom": "^16.8.0"
   },
   "jest": {
     "collectCoverageFrom": [