Sailor_bikini_top and sailor_bikini

BUR #3355 has been approved by @evazion.

rename sailor_bikini_top -> sailor_bikini

It's the exact same tag, created much later than the original.

EDIT: The bulk update request #3355 (forum #171990) has been approved by @evazion.

You don't need to do brackets in BURs, I fixed it for you.

The bulk update request #3355 (forum #171990) has been approved by @evazion.

Making this a rename instead of an alias because it only had 12 posts.