introduce a new message

AircraftReport.proto

@@ -23,4 +23,5 @@ message AircraftReport {
     string     destination        = 7; // the destination airport
     int32      distanceToIAF      = 8; // distance to IAF in NM
     string     plannedGate        = 9; // the planned gate for the inbound
+    string     requestedRunway    = 10; // the requested runway of the pilot
 }