[Factions] Remove from shared memory and simplify (#3999)

* [Factions] Remove from shared memory and simplify

- Removes factions from shared memory and moves to zone based storage of repositories and changes the NPC `faction_list` to also use repositories.
- This affects NPC Factions and Faction Associations.

* Bug fixes.

* Update client.cpp

* Update client.cpp

* Update client.cpp

* Cleanup

* Update client.cpp

* Update client.cpp

* Update client.cpp

* Final push

* Update CMakeLists.txt

* Consolidate reloading.

* [Cleanup] PR # 3999 (#4039)

* [Fixes for PR # 3999

* [Reload actual in game factions, not just the umbrella data.

* syntax

* Fix typo

* Foix bug where primary_faction not filled in when no hits

* Fix typos

* Fix splash factions for kills.

* Fix typo

* Fix more variable names to be accurate

* Fix Loads to load new ones as they come in.

* Load npc_factions without primary (tasks) and support old task faction

* Rename to make way for new LoadFactionAssocition (by faction_id)

* Fix some review comments

* Add code to load factions for splash tasks and quests.

* Fix issue with sign and RewardFaction, fix Log Message

---------

Co-authored-by: Paul Coene <noudess@gmail.com>

zone/mob.cpp

@@ -2775,14 +2775,13 @@ void Mob::ShowStats(Client* c)
 
 		// Faction
 		if (t->GetNPCFactionID()) {
-			auto faction_id = t->GetPrimaryFaction();
-			auto faction_name = content_db.GetFactionName(faction_id);
+			const std::string& faction_name = content_db.GetFactionName(t->GetPrimaryFaction());
 			c->Message(
 				Chat::White,
 				fmt::format(
 					"Faction: {} ({})",
 					faction_name,
-					faction_id
+					t->GetPrimaryFaction()
 				).c_str()
 			);
 		}