Corrected Supplement Part Dex (Item ID : 2995) script (#2723)

* Should have bSkillCooldown instead of bSkillVariableCast.
* Source : https://www.divine-pride.net/database/item/2995
Thanks to @uddevil!

db/re/item_db.txt

@@ -2175,7 +2175,7 @@
 2990,Pendant_Of_Harmony,Pendant of Harmony,4,20,,100,,0,,0,0xFFFFFFFF,63,2,136,,130,,,{ bonus bMatkRate,6; bonus bHPrecovRate,50; bonus bSPrecovRate,50; bonus2 bSubEle,Ele_Holy,5; bonus5 bAutoSpell,"AB_RENOVATIO",1,100,BF_NORMAL,0; bonus4 bAutoSpellWhenHit,"PR_SANCTUARY",3,100,0; bonus bStr,-5; },{},{}
 2991,Pendant_Of_Chaos,Pendant of Chaos,4,20,,100,,0,,0,0xFFFFFFFF,63,2,136,,130,,,{ bonus2 bAddClass,Class_All,6; bonus2 bSubEle,Ele_Dark,5; bonus2 bResEff,Eff_Confusion,10000; bonus2 bAddEff,Eff_Confusion,500; bonus3 bAutoSpellWhenHit,"NPC_WIDECONFUSE",2,30; bonus bInt,-5; },{},{}
 2992,Pendant_Of_Maelstorm,Pendant of Maelstrom,4,20,,100,,0,,1,0xFFFFFFFF,63,2,136,,130,,,{ bonus2 bAddClass,Class_All,6; bonus bMatkRate,6; bonus bAllStats,1; bonus5 bAutoSpellWhenHit,"SC_MAELSTROM",1,100,BF_MAGIC,0; },{},{}
-2995,Supplement_Part_Dex,Supplement Part Dex,4,25000,,100,,0,,1,0x00000400,56,2,136,,100,0,0,{ bonus bUseSPrate,-10; bonus bDelayrate,-10; bonus bVariableCastrate,-10; bonus2 bSkillVariableCast,"NC_AXEBOOMERANG",-2000; },{},{}
+2995,Supplement_Part_Dex,Supplement Part Dex,4,25000,,100,,0,,1,0x00000400,56,2,136,,100,0,0,{ bonus bUseSPrate,-10; bonus bDelayrate,-10; bonus bVariableCastrate,-10; bonus2 bSkillCooldown,"NC_AXEBOOMERANG",-2000; },{},{}
 2996,Upgrade_Part_Gun_Barrel,Reinforced Parts - Gun Barrel,4,10,,500,,,,1,0xFFFFFFFF,63,2,136,,100,,,{ bonus2 bAddClass,Class_All,4; bonus bHit,10; bonus2 bSkillAtk,"NC_BOOSTKNUCKLE",25; },{},{}
 2997,RWC_Gold_Brooch,RWC Gold Brooch,4,10,,200,,0,,1,0xFFFFFFFF,63,2,136,,0,0,,{ bonus bBaseAtk,25; bonus bMatk,20; },{},{}
 2998,Shining_Trapezohedron,Shining Trapezohedron,4,0,,100,,,,1,0xFFFFFFFF,63,2,136,,90,1,,{ bonus2 bSubEle,Ele_Holy,10; },{},{}