The problem most places isn't their rights it's the discrimination they receive. Just look at that Bud Light fiasco over a guy in a dress.
The government can't legislate your acceptance but it can codify protections for them and giving them a day of acceptance or inclusion effects you in no way at all. This is a manufactured outrage for partisan reasons.
I'm against transgender men in women's sports, and think there should be specific bathrooms/locker rooms for them, but let's be genuine. Most of this hate come from the radically religious and latent homosexuals.