Bulk Update Request: *_flag_bikini cleanup 3/3

Script

remove alias stars_and_stripes_bikini (3) -> american_flag_bikini (874)
remove alias usa_bikini (1) -> american_flag_bikini (874)
create alias american_flag_bikini (874) -> flag_bikini (1179) # has blocking transitive relationships, cannot be applied through BUR
create alias confederate_flag_bikini (9) -> flag_bikini (1179) # has blocking transitive relationships, cannot be applied through BUR

Votes