Update dependency @types/react to v16.4.0

package.json

@@ -13,7 +13,7 @@
   "dependencies": {
     "@types/angular": "1.6.47",
     "@types/prop-types": "15.5.3",
-    "@types/react": "16.3.18",
+    "@types/react": "16.4.0",
     "@types/react-dom": "16.0.6",
     "ajv": "6.5.1",
     "angular": "1.7.2",

yarn.lock

@@ -31,18 +31,12 @@
     "@types/node" "*"
     "@types/react" "*"
 
-"@types/react@*":
+"@types/react@*", "@types/react@16.4.0":
   version "16.4.0"
   resolved "https://registry.yarnpkg.com/@types/react/-/react-16.4.0.tgz#f7f639837bf1f8635f57616b12a1b0d193b6343a"
   dependencies:
     csstype "^2.2.0"
 
-"@types/react@16.3.18":
-  version "16.3.18"
-  resolved "https://registry.yarnpkg.com/@types/react/-/react-16.3.18.tgz#bf195aed4d77dc86f06e4c9bb760214a3b822b8d"
-  dependencies:
-    csstype "^2.2.0"
-
 abbrev@1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"