fix(DB/Spells): Zandalarian Hero Charm trinket should drop off stacks… (#12406)

… only on cast.

data/sql/updates/pending_db_world/rev_1658046606233879000.sql

@@ -0,0 +1,2 @@
+--
+UPDATE `spell_proc_event` SET `procPhase`=1 WHERE `entry`=24658;