[Zone] Implement zone player count sharding (#4536)

* [Zone] Implement zone player count sharding

* Update client.cpp

* Update database_instances.cpp

* You must request a shard change from the zone you are currently in.

* // zone sharding

* You cannot request a shard change while in combat.

* Query adjustment

* Use safe coords

* Changes

* Fixes to instance query

* Push

* Push

* Final push

* Update client.cpp

* Update eq_packet_structs.h

* Remove pick menu

* Comment

* Update character_data_repository.h

* Update zoning.cpp

---------

Co-authored-by: Kinglykrab <kinglykrab@gmail.com>

zone/command.cpp

@@ -243,6 +243,7 @@ int command_init(void)
 		command_add("zone", "[Zone ID|Zone Short Name] [X] [Y] [Z] - Teleport to specified Zone by ID or Short Name (coordinates are optional)", AccountStatus::Guide, command_zone) ||
 		command_add("zonebootup", "[ZoneServerID] [shortname] - Make a zone server boot a specific zone", AccountStatus::GMLeadAdmin, command_zonebootup) ||
 		command_add("zoneinstance", "[Instance ID] [X] [Y] [Z] - Teleport to specified Instance by ID (coordinates are optional)", AccountStatus::Guide, command_zone_instance) ||
+		command_add("zoneshard", "[zone] [instance_id] - Teleport explicitly to a zone shard", AccountStatus::Player, command_zone_shard) ||
 		command_add("zoneshutdown", "[shortname] - Shut down a zone server", AccountStatus::GMLeadAdmin, command_zoneshutdown) ||
 		command_add("zsave", " Saves zheader to the database", AccountStatus::QuestTroupe, command_zsave)
 	) {
@@ -936,4 +937,5 @@ void command_bot(Client *c, const Seperator *sep)
 #include "gm_commands/zonebootup.cpp"
 #include "gm_commands/zoneshutdown.cpp"
 #include "gm_commands/zone_instance.cpp"
+#include "gm_commands/zone_shard.cpp"
 #include "gm_commands/zsave.cpp"