On click on visisble password button there is a unnecessary border which blinks on click, it does not suits

[ronakganatra]

On click of view password, A unnecessary border is showing and hiding so it looks like blinking issue and it doesn't looks good as a user perspective. Also it is not necessary.

Before:

After updating it looks like:

[SergeyBiryukov]

Thanks for the patch!

I don't think we can just remove the focus styles for this button, that would make it less accessible.