update the version of react-native-tcp to support react-native >= 0.40.0

Author: mcarter00

shims-browserify.js

@@ -27,6 +27,6 @@ module.exports = {
   "url": "~0.10.1",
   "util": "~0.10.1",
   "utp": "0.0.8",
-  "react-native-tcp": "^2.0.4",
+  "react-native-tcp": "^3.2.1",
   "vm-browserify": "~0.0.1"
 }

shims.js

@@ -27,6 +27,6 @@ module.exports = {
   "tty-browserify": "0.0.0",
   "url": "~0.10.1",
   "util": "~0.10.3",
-  "react-native-tcp": "^2.0.4",
+  "react-native-tcp": "^3.2.1",
   "vm-browserify": "0.0.4"
 }