Core/Spell: Hymn of Hope fix.

*fixed mess with temporary increase max/current power (percent).
*thx Shocker for advice

src/server/game/Spells/SpellMgr.cpp

@@ -3087,6 +3087,9 @@ void SpellMgr::LoadDbcDataCorrections()
                 // with this spell atrribute aura can be stacked several times
                 spellInfo->Attributes &= ~SPELL_ATTR0_NOT_SHAPESHIFT;
                 break;
+            case 64904: //Hymn of Hope
+                spellInfo->EffectApplyAuraName[EFFECT_1] = SPELL_AURA_MOD_INCREASE_ENERGY_PERCENT;
+                break;
             case 30421: // Nether Portal - Perseverence
                 spellInfo->EffectBasePoints[2] += 30000;
                 break;