add rsyslog server and port

meshtastic/config.options

@@ -1,6 +1,7 @@
 *NetworkConfig.wifi_ssid max_size:33
 *NetworkConfig.wifi_psk max_size:64
 *NetworkConfig.ntp_server max_size:33
+*NetworkConfig.rsyslog_server max_size:33
 
 # Max of three ignored nodes for our testing
 *LoRaConfig.ignore_incoming max_count:3

meshtastic/config.proto

@@ -344,6 +344,11 @@ message Config {
      * struct to keep static address
      */
     IpV4Config ipv4_config = 8;
+
+    /*
+     * rsyslog Server and Port
+     */
+    string rsyslog_server = 9;
   }
 
   /*