We are nowhere close to running out of code points. Unicode as currently defined has 1.1 million, but even that could be increased if there was a need. There is

We are nowhere close to running out of code points. Unicode as currently defined has 1.1 million, but even that could be increased if there was a need. There isn't, since only 114 thousand are defined. There are not separate code points for all combinations of genders and skin colors; the characters are made as combinations.