It won't bring in the same money, don't put your weird tranny shit
Now :
This is marketable in certain demographics, but we've already met the diversity quota, so no thanks. Besides, we don't want it to be too "political" and lose our dependable fanbase.
I can think of one reasonable reason for it. They'd be harder to identify between the two versions. It makes some sense to not change the look that much (or the actor if that was the plan) to not confuse the audience.
I mean you credit them as 2 different roles, Switch (In-Matrix) and Switch (IRL). Happens all the time for different ages of the same characters being portrayed by younger and older actors.