GPS intervals (#1693)

* GPS intervals

* Backwards logic

* Oops

src/mesh/NodeDB.cpp

@@ -184,6 +184,7 @@ void NodeDB::installDefaultConfig()
 void NodeDB::initConfigIntervals() 
 {
     config.position.gps_update_interval = default_gps_update_interval;
+    config.position.gps_attempt_time = default_gps_attempt_time;
     config.position.position_broadcast_secs = default_broadcast_interval_secs;
 
     config.power.ls_secs = default_ls_secs;