Scripts/Trial of Crusader: Northrend Beasts Rework (#21031)

* Rewritten Gormok encounter
* Rewritten Snobold Vassal Script
* Rewritten Jormungars encounter
* Rewritten Icehowl encounter
* Added missing texts
* Added missing spells
* Implemented berserk mechanic on heroic diffs.
* Implemented Achievement requirement to make heroic diffs.
* Rewritten Barrett Ramsay scripts
* Added Barrett gossips and ported everything to DB.
* Added right Barrett in each encounter
* Removed a lot of hacks
* Rewritten Tirion Fordring script
* Rewritten Varian Wrynn script
* Rewritten Garrosh script
* Rewritten Wilfred event
* Rewritten Lich King event
* Updated codestyle
* Added missing spawns
* Fixed combat behavior before Gormok
* Fixed some visual stuff

(cherry picked from commit 2362e9c79410c689afc10266b94f7e78c88bbddc)

src/server/scripts/Spells/spell_generic.cpp

@@ -2701,7 +2701,8 @@ class spell_gen_spectator_cheer_trigger : public SpellScript
 
     void HandleDummy(SpellEffIndex /*effIndex*/)
     {
-        GetCaster()->HandleEmoteCommand(EmoteArray[urand(0, 2)]);
+        if (roll_chance_i(40))
+            GetCaster()->HandleEmoteCommand(EmoteArray[urand(0, 2)]);
     }
 
     void Register() override