doc: Arduino should be the only maintainer

Author: eigen-value

library.json

@@ -12,11 +12,6 @@
       "name": "Arduino",
       "url": "https://github.com/arduino-libraries/Arduino_RouterBridge",
       "maintainer": true
-    },
-    {
-      "name": "Lucio Rossi",
-      "url": "l.rossi@arduino.cc",
-      "maintainer": true
     }
   ],
   "version": "0.2.2",

library.properties

@@ -1,7 +1,7 @@
 name=Arduino_RouterBridge
 version=0.2.2
-author=Arduino, Lucio Rossi (eigen-value)
-maintainer=Arduino, Lucio Rossi (eigen-value)
+author=Arduino
+maintainer=Arduino
 sentence=A RPC bridge for Arduino UNO Q boards
 paragraph=This library provides a simple RPC bridge for Arduino UNO Q boards, allowing communication between the board and other devices using MsgPack serialization.
 category=Communication