[Bots] Move commanded spell map to zone (#4755)

- Moves the mapping of commanded spell min levels to zone rather than to each individual bot.
- Adds support for sub spell types.

zone/bot_command.cpp

@@ -57,6 +57,7 @@
 #include "water_map.h"
 #include "worldserver.h"
 #include "mob.h"
+#include "bot_database.h"
 
 #include <fmt/format.h>
 
@@ -219,6 +220,8 @@ int bot_command_init(void)
 	std::vector<std::pair<std::string, uint8>> injected_bot_command_settings;
 	std::vector<std::string> orphaned_bot_command_settings;
 
+	database.botdb.MapCommandedSpellTypeMinLevels();
+
 	for (auto bcs_iter : bot_command_settings) {
 
 		auto bcl_iter = bot_command_list.find(bcs_iter.first);
@@ -796,10 +799,10 @@ void helper_send_usage_required_bots(Client *bot_owner, uint16 spell_type)
 		}
 	}
 
-	auto& spell_map = bot->GetCommandedSpellTypesMinLevels();
+	auto spell_map = database.botdb.GetCommandedSpellTypesMinLevels();
 
 	if (spell_map.empty()) {
-		bot_owner->Message(Chat::Yellow, "No bots are capable of casting this spell type");
+		bot_owner->Message(Chat::Yellow, "No bots are capable of casting this spell type.");
 		return;
 	}