alias twitter_thumbnail_collage -> gallery_thumbnail_collage

BUR #31041 has been rejected.

create alias twitter_thumbnail_collage -> gallery_thumbnail_collage

Back when I created this tag I'd only seen it on Twitter, so I went with that in the name. However, there are some instances on Pixiv both new and old, and because this phenomenon only requires a gallery thumbnail feature, I'm sure more exist on other websites.

BUR #31042 has been approved by @nonamethanks.

create alias twitter_thumbnail_collage -> thumbnail_collage

An alternative, if people don't believe the qualifier is necessary.

The bulk update request #31042 (forum #305483) has been approved by @nonamethanks.

The bulk update request #31041 (forum #305482) has been rejected by @nonamethanks.