Maybe it has negative connotations for you. But, I think it was an appropriate use of the word as many aspects of LGBT culture have worked their way into popular culture and are now considered cool (regardless of one’s sexual preferences).
https://worldpopulationreview.com/countries/countries-where-...
Calling being Gay fashionable is certainly a mindset that could only be developed in the last 5~ years in the USA or a very select few other countries.