Core/Spells: Spells with the self-cast range should not have a range check. This range used for many triggered spells.

Fixes #3358

src/server/game/Spells/Spell.cpp

@@ -5639,7 +5639,16 @@ SpellCastResult Spell::CheckRange(bool strict)
     if (!strict && m_casttime == 0)
         return SPELL_CAST_OK;
 
-    uint32 range_type = m_spellInfo->RangeEntry ? m_spellInfo->RangeEntry->type : 0;
+    uint32 range_type = 0;
+
+    if (m_spellInfo->RangeEntry)
+    {
+        // self cast is used for triggered spells, no range checking needed
+        if (m_spellInfo->RangeEntry->ID == 1)
+            return SPELL_CAST_OK;
+
+        range_type = m_spellInfo->RangeEntry->type;
+    }
 
     Unit* target = m_targets.GetUnitTarget();
     float max_range = m_caster->GetSpellMaxRangeForTarget(target, m_spellInfo);