Script/CoS: fix DB error and remove wrong on-death text for Chrono-Lord Epoch.

sql/updates/world/3.3.5/2019_06_26_00_world.sql

@@ -0,0 +1,4 @@
+--
+DELETE FROM `creature_text` WHERE `CreatureID`=26532 AND `GroupID`=4;
+DELETE FROM `spawn_group` WHERE `groupId`=52;
+INSERT INTO `spawn_group` (`groupId`,`spawnType`,`spawnId`) VALUES (52, 0, 111214);

src/server/scripts/Kalimdor/CavernsOfTime/CullingOfStratholme/boss_chrono_lord_epoch.cpp

@@ -37,7 +37,6 @@ enum Yells
 {
     SAY_TIME_WARP = 2,
     SAY_SLAY = 3,
-    SAY_DEATH = 4
 };
 
 enum Events
@@ -139,7 +138,6 @@ class boss_epoch : public CreatureScript
 
             void JustDied(Unit* /*killer*/) override
             {
-                Talk(SAY_DEATH);
                 _JustDied();
             }