Alias vtuber -> virtual_youtuber

BUR #87 has been approved by @yomihara-exec.

create alias vtuber -> virtual_youtuber

Redundant tag aliasing.

The bulk update request #87 (forum #7183) has been approved by @yomihara-exec.

The bulk update request #87 (forum #7183) has been approved by @yomihara-exec.

The bulk update request #87 (forum #7183) has been approved by @yomihara-exec.

The bulk update request #87 (forum #7183) has been approved by @yomihara-exec.

The bulk update request #87 (forum #7183) has been approved by @yomihara-exec.

The bulk update request #87 (forum #7183) has been approved by @yomihara-exec.

The bulk update request #87 (forum #7183) has been approved by @yomihara-exec.

The bulk update request #87 (forum #7183) has been approved by @yomihara-exec.

Epic, I just had to approve it 7 times over.