fix can't queue more than 1 request

Author: Sequal32

src/lib.rs

@@ -62,7 +62,7 @@ impl SimConnector {
 
     pub fn add_data_definition(&self, define_id: SIMCONNECT_DATA_DEFINITION_ID, datum_name: &str, units_name: &str, datum_type: SIMCONNECT_DATATYPE) -> bool {
         unsafe {
-            let result = SimConnect_AddToDataDefinition(self.sim_connect_handle, define_id, as_c_string!(datum_name), as_c_string!(units_name), datum_type, 0.0, 0);
+            let result = SimConnect_AddToDataDefinition(self.sim_connect_handle, define_id, as_c_string!(datum_name), as_c_string!(units_name), datum_type, 0.0, u32::MAX);
             return result == 0;
         }
     }