Update call to get_unicode_emoji_variants with new argument type.
Update call to get_unicode_emoji_variants with new argument type.

This also now includes extra proposed variants, which wasn't
previously supported.

dougfelt/nototools,moyogo/nototools,googlei18n/nototools,anthrotype/nototools,moyogo/nototools,dougfelt/nototools,googlefonts/nototools,googlei18n/nototools,googlei18n/nototools,moyogo/nototools,dougfelt/nototools,anthrotype/nototools,googlefonts/nototools,googlefonts/nototools,googlefonts/nototools,googlefonts/nototools,anthrotype/nototools