Bump @types/react from 16.7.8 to 16.7.20

Bumps [@types/react](https://github.com/DefinitelyTyped/DefinitelyTyped) from 16.7.8 to 16.7.20.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits)

Signed-off-by: dependabot[bot] <support@dependabot.com>

Author: dependabot-support

package.json

@@ -30,7 +30,7 @@
     "@types/json-schema": "^7.0.1",
     "@types/jss": "^9.5.7",
     "@types/prettier": "^1.13.2",
-    "@types/react": "^16.4.18",
+    "@types/react": "^16.7.20",
     "@types/react-dom": "^16.0.9",
     "@types/react-tap-event-plugin": "^0.0.30",
     "@types/react-transition-group": "^2.0.14",

yarn.lock

@@ -138,10 +138,10 @@
   dependencies:
     "@types/react" "*"
 
-"@types/react@*", "@types/react@^16.4.18":
-  version "16.7.8"
-  resolved "https://registry.yarnpkg.com/@types/react/-/react-16.7.8.tgz#ca24ba280f79debfc86578278a503c6d917d402e"
-  integrity sha512-7Vua2IYokMiPBk0WWXaDt4Cg3XVcwU6HpkuPhvwhBrVEy4SafpcvEfGYByoY9jxyFMiegYQPaSOT+H+AY00CPw==
+"@types/react@*", "@types/react@^16.7.20":
+  version "16.7.20"
+  resolved "https://registry.yarnpkg.com/@types/react/-/react-16.7.20.tgz#13ae752c012710d0fa800985ca809814b51d3b58"
+  integrity sha512-Qd5RWkwl6SL7R2XzLk/cicjVQm1Mhc6HqXY5Ei4pWd1Vi8Fkbd5O0sA398x8fRSTPAuHdDYD9nrWmJMYTJI0vQ==
   dependencies:
     "@types/prop-types" "*"
     csstype "^2.2.0"