fix: missing maintainer name

Author: reconbot

packages/serialport/package.json

@@ -34,6 +34,11 @@
       "email": "wizard@roborooter.com",
       "url": "https://www.roborooter.com"
     },
+    {
+      "name": "Nick Hehr",
+      "email": "headhipster@hipsterbrown.com",
+      "url": "https://hipsterbrown.com/"
+    },
     {
       "name": "Maybe you? Come and help out!",
       "url": "https://github.com/node-serialport"