fix(Scripts/Quest): improved Curing the Sick (#16798)

data/sql/updates/pending_db_world/rev_1689812064738638900.sql

@@ -0,0 +1,4 @@
+--
+UPDATE `creature_template` SET `AIName` = '' WHERE `entry` = 12298;
+
+DELETE FROM `smart_scripts` WHERE (`entryorguid` = 12298) AND (`source_type` = 0);

src/server/scripts/Spells/spell_quest.cpp

@@ -974,6 +974,9 @@ class spell_q6124_6129_apply_salve : public SpellScript
                 if (newEntry)
                 {
                     creatureTarget->UpdateEntry(newEntry);
+                    creatureTarget->GetMotionMaster()->Clear();
+                    creatureTarget->GetMotionMaster()->MoveFleeing(caster);
+                    creatureTarget->SetUnitFlag(UNIT_FLAG_NOT_ATTACKABLE_1);
                     creatureTarget->DespawnOrUnsummon(DESPAWN_TIME);
                     caster->KilledMonsterCredit(newEntry);
                 }