Core/Wintergrasp: fix ownership of workshops at the beginning of a new battle.

Those two, together with the two workshop in the Keep, always belong to the defender team. The SouthEast and SouthWest ones always belong to the attacker team.

src/server/game/Battlefield/Zones/BattlefieldWG.cpp

@@ -476,7 +476,7 @@ bool BattlefieldWG::SetupBattlefield()
     for (uint8 i = 0; i < WG_MAX_WORKSHOP; i++)
     {
         WintergraspWorkshop* workshop = new WintergraspWorkshop(this, i);
-        if (i < BATTLEFIELD_WG_WORKSHOP_KEEP_WEST)
+        if (i < BATTLEFIELD_WG_WORKSHOP_NE)
             workshop->GiveControlTo(GetAttackerTeam(), true);
         else
             workshop->GiveControlTo(GetDefenderTeam(), true);
@@ -1809,8 +1809,8 @@ void WintergraspWorkshop::GiveControlTo(TeamId teamId, bool init /*= false*/)
 
 void WintergraspWorkshop::UpdateGraveyardAndWorkshop()
 {
-    if (_staticInfo->WorkshopId < BATTLEFIELD_WG_WORKSHOP_KEEP_WEST)
-        _wg->GetGraveyardById(_staticInfo->WorkshopId)->GiveControlTo(_teamControl);
+    if (_staticInfo->WorkshopId < BATTLEFIELD_WG_WORKSHOP_NE)
+        GiveControlTo(_wg->GetAttackerTeam(), true);
     else
         GiveControlTo(_wg->GetDefenderTeam(), true);
 }

src/server/game/Battlefield/Zones/BattlefieldWG.h

@@ -436,10 +436,10 @@ enum WintergraspTowerIds
 
 enum WintergraspWorkshopIds
 {
-    BATTLEFIELD_WG_WORKSHOP_NE,
-    BATTLEFIELD_WG_WORKSHOP_NW,
     BATTLEFIELD_WG_WORKSHOP_SE,
     BATTLEFIELD_WG_WORKSHOP_SW,
+    BATTLEFIELD_WG_WORKSHOP_NE,
+    BATTLEFIELD_WG_WORKSHOP_NW,
     BATTLEFIELD_WG_WORKSHOP_KEEP_WEST,
     BATTLEFIELD_WG_WORKSHOP_KEEP_EAST
 };