fix(Core/SmartScripts): Added option to override current running time… (#12298)

fix(Core/SmartScripts): Added option to override current running timed actionlist.

Fixes #12227

data/sql/updates/pending_db_world/rev_1656849991610651600.sql

@@ -0,0 +1,2 @@
+--
+UPDATE `smart_scripts` SET `action_param3`=1 WHERE `entryorguid`=26293 AND `source_type`=0 AND `id`=2;

src/server/game/AI/SmartScripts/SmartScript.cpp

@@ -5099,8 +5099,8 @@ void SmartScript::SetScript9(SmartScriptHolder& e, uint32 entry)
         return;
     }
 
-    // Do NOT allow to start a new actionlist if a previous one is already running. We need to always finish the current actionlist
+    // Do NOT allow to start a new actionlist if a previous one is already running, unless explicitly allowed. We need to always finish the current actionlist
-    if (!mTimedActionList.empty())
+    if (!e.action.timedActionList.allowOverride && !mTimedActionList.empty())
     {
         return;
     }

src/server/game/AI/SmartScripts/SmartScriptMgr.cpp

@@ -1774,9 +1774,13 @@ bool SmartAIMgr::IsEventValid(SmartScriptHolder& e)
             AC_SAI_IS_BOOLEAN_VALID(e, e.action.setHealthRegen.regenHealth);
             break;
         }
+        case SMART_ACTION_CALL_TIMED_ACTIONLIST:
+        {
+            AC_SAI_IS_BOOLEAN_VALID(e, e.action.timedActionList.allowOverride);
+            break;
+        }
         case SMART_ACTION_FLEE_FOR_ASSIST:
         case SMART_ACTION_MOVE_TO_POS:
-        case SMART_ACTION_CALL_TIMED_ACTIONLIST:
         case SMART_ACTION_EVADE:
         case SMART_ACTION_SET_ACTIVE:
         case SMART_ACTION_START_CLOSEST_WAYPOINT:

src/server/game/AI/SmartScripts/SmartScriptMgr.h

@@ -1081,6 +1081,7 @@ struct SmartAction
         {
             uint32 id;
             uint32 timerType;
+            SAIBool allowOverride;
         } timedActionList;
 
         struct