[enh] UPnP: have "duniter:ws2p:upnp" and "duniter:bma:upnp" descriptions

app/modules/bma/lib/upnp.ts

@@ -43,7 +43,8 @@ export class UpnpApi {
       client.portMapping({
         'public': this.remotePort,
         'private': this.localPort,
-        'ttl': BMAConstants.UPNP_TTL
+        'ttl': BMAConstants.UPNP_TTL,
+        'description': 'duniter:bma:upnp'
       }, (err:any) => {
         client.close();
         if (err) {

app/modules/ws2p/lib/ws2p-upnp.ts

@@ -52,7 +52,8 @@ export class WS2PUpnp {
       client.portMapping({
         'public': this.currentConfig.port,
         'private': this.currentConfig.port,
-        'ttl': WS2PConstants.WS2P_UPNP_TTL
+        'ttl': WS2PConstants.WS2P_UPNP_TTL,
+        'description': 'duniter:ws2p:upnp'
       }, (err:any) => {
         client.close()
         if (err) {