[Feature] Add optional is_forced parameter to Zone::Repop (#4046)

* [Feature] Add optional `is_force` parameter to Zone::Repop

# Perl
- Add `quest::repopzone(is_force)`.

# Lua
- Add `eq.repop_zone(is_force)`.

# Commands
- Cleanup `#repop` to use new parameter in `Zone::Repop`.

# Notes
- Allows operators to forcefully repop a zone without using a second method to clear the respawn timers.

* is_forced

* Update repop.cpp

* Update repop.cpp

zone/zone.cpp

@@ -1888,7 +1888,7 @@ void Zone::ClearNPCTypeCache(int id) {
 	}
 }
 
-void Zone::Repop()
+void Zone::Repop(bool is_forced)
 {
 	if (!Depop()) {
 		return;
@@ -1901,6 +1901,10 @@ void Zone::Repop()
 		iterator.RemoveCurrent();
 	}
 
+	if (is_forced) {
+		ClearSpawnTimers();
+	}
+
 	npc_scale_manager->LoadScaleData();
 
 	entity_list.ClearTrapPointers();