[2019] Fix Iden's "Droid Batteries" star card

This thing is supposed to reduce her stun cooldown by 25% but nope,it's actually a 65% decrease.

Default cooldown is 20s , with the card on it's 7.5s. Even at common rarity you still get over 50% reduction.

And i know why it happens : this card also applies to her droid shield which has a 10s cooldown. With the Droid Batteries equipped it's 7.5s because here it works as described. This card gives them the same values instead of giving each one of them a different value . Come on, it's an easy fix.

Proof