Core/Spells: Apply only 1.5 second cooldown to DK runes when spell misses its target

src/server/game/Entities/Player/Player.cpp

@@ -22911,7 +22911,7 @@ void Player::RemoveGlobalCooldown(SpellEntry const *spellInfo)
 uint32 Player::GetRuneBaseCooldown(uint8 index)
 {
     uint8 rune = GetBaseRune(index);
-    uint32 cooldown = RUNE_COOLDOWN;
+    uint32 cooldown = RUNE_BASE_COOLDOWN;
 
     AuraEffectList const& regenAura = GetAuraEffectsByType(SPELL_AURA_MOD_POWER_REGEN_PERCENT);
     for (AuraEffectList::const_iterator i = regenAura.begin();i != regenAura.end(); ++i)

src/server/game/Entities/Player/Player.h

@@ -289,7 +289,12 @@ struct Areas
 };
 
 #define MAX_RUNES       6
-#define RUNE_COOLDOWN   10000
+
+enum RuneCooldowns
+{
+    RUNE_BASE_COOLDOWN  = 10000,
+    RUNE_MISS_COOLDOWN  = 1500,     // cooldown applied on runes when the spell misses
+};
 
 enum RuneType
 {