Send client their enter property key for biz info labels

scripts/client/main.js

@@ -43,4 +43,6 @@ let controlsEnabled = true;
 
 let streamingRadio = null;
 
+let enterPropertyKey = null;
+
 // ===========================================================================

scripts/server/client.js

@@ -888,4 +888,8 @@ function setVehicleLightsState(vehicle, state) {
     triggerNetworkEvent("ag.veh.lights", null, vehicle.id, state);
 }
 
-// ===========================================================================
+// ===========================================================================
+
+function sendPlayerEnterPropertyKey(client, key) {
+    triggerNetworkEvent("ag.enterPropertyKey", client, key);
+}