⬆️ Bump react-native from 0.63.4 to 0.64.0 (#114)

Author: dependabot[bot]

package.json

@@ -65,7 +65,7 @@
     "flow-bin": "^0.146.0",
     "jest": "^26.6.3",
     "react": "^17.0.1",
-    "react-native": "^0.63.4",
+    "react-native": "^0.64.0",
     "react-test-renderer": "^17.0.1",
     "snazzy": "^9.0.0",
     "standard": "^16.0.0"