Scripts/Commands: Create a new group of commands, .cheat, and add new and move old commands to it:

Changes:
- .explorecheat is now .cheat explore
- .waterwalk is now .cheat waterwalk
- .taxicheat is now .cheat taxi

New commands:
- .cheat god
- .cheat casttime
- .cheat cooldown
- .cheat power

(Descriptions available in the SQL file / in-game)

Inspiration on ArcEmu commands
Closes #7569

src/server/game/Scripting/ScriptLoader.cpp

@@ -50,6 +50,7 @@ void AddSC_ban_commandscript();
 void AddSC_bf_commandscript();
 void AddSC_cast_commandscript();
 void AddSC_character_commandscript();
+void AddSC_cheat_commandscript();
 void AddSC_debug_commandscript();
 void AddSC_disable_commandscript();
 void AddSC_event_commandscript();
@@ -666,6 +667,7 @@ void AddCommandScripts()
     AddSC_bf_commandscript();
     AddSC_cast_commandscript();
     AddSC_character_commandscript();
+    AddSC_cheat_commandscript();
     AddSC_debug_commandscript();
     AddSC_disable_commandscript();
     AddSC_event_commandscript();