feat(VoiceConnection): add .voice

src/client/voice/VoiceConnection.js

@@ -166,6 +166,14 @@ class VoiceConnection extends EventEmitter {
     });
   }
 
+  /**
+   * The voice state of this connection
+   * @type {VoiceState}
+   */
+  get voice() {
+    return this.channel.guild.voiceStates.get(this.client.user.id);
+  }
+
   /**
    * Sends a request to the main gateway to join a voice channel.
    * @param {Object} [options] The options to provide