That did not happen, and Frozen II writer and co-director Jennifer Lee recently told Screen Daily that, while there are no limitations on the kind of character that can be featured in a Disney movie, that just wasn’t where they wanted to focus with Frozen II.
The twist being that these fans were hoping to see Elsa come out as the first gay Disney Princess.
Having said that, following the first film, and the announcement of a sequel, there was a groundswell of support for the idea of giving Queen Elsa a love interest in the next movie.