remove uncessary @types/react from package.json

package.json

   "devDependencies": {
     "@semantic-release/git": "7.0.5",
     "@types/invariant": "^2.2.29",
-    "@types/react": "^16.4.18",
-    "@types/react-native": "^0.57.6",    
+    "@types/react-native": "^0.57.6",
     "react-native": "^0.57",
     "rimraf": "^2.6.2",
     "semantic-release": "15.10.3",

yarn.lock

     "@types/prop-types" "*"
     csstype "^2.2.0"
 
-"@types/react@^16.4.18":
-  version "16.7.7"
-  resolved "https://registry.yarnpkg.com/@types/react/-/react-16.7.7.tgz#1e5e23e7dd922968ed4b484cdec00a5402c9f31b"
-  integrity sha512-dJiq7CKxD1XJ/GqmbnsQisFnzG4z5lntKBw9X9qeSrguxFbrrhGa8cK9s0ONBp8wL1EfGfofEDVhjen26U46pw==
-  dependencies:
-    "@types/prop-types" "*"
-    csstype "^2.2.0"
-
 JSONStream@^1.0.4, JSONStream@^1.3.4:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/JSONStream/-/JSONStream-1.3.5.tgz#3208c1f08d3a4d99261ab64f92302bc15e111ca0"