There is an attempt to argue that cosmetic alterations and medication can change a person's sex enough to justify the invasion of female spaces and the right to control biologically female people's boundaries. Yes.
Unfortunately the reality is that a male person who has made cosmetic alterations to their body and taken a lot of hormones their body was not designed for, continues to be a male person who has made cosmetic alterations to their body and has taken a lot of hormones their body was not designed for. They have not changed sex. They have added diversity to maleness.
They met at this point prefer an alternative provision to their sex based one, and their privacy, dignity and safety should absolutely be seriously considered, but that is a problem in its own right with many possible solutions.
None of which justify or necessitate removing single sex provisions from people born unambiguously female, and who want and need those single sex provisions.