Althogh im from the thinking that the PC can be whatever, because everyone is different, i look into the wiki and books about it, from what i can see Lolth dont have a distinct rule that she will ONLY have female drows as clerics, but the drow society impose this as a rule, even tho they have this, male clerics drows are still there, not as much, and very few, but still there.
EVERYTHING IM SAYING IS 5E