As a policy, no.

But when they've taken a public position that implies they consider some employees to be less equal than others, yes.

Anything should of "I was wrong" implies he is not fit to lead a diverse organization.

He hasn't taken a public position. He's pretty consistently refused to speak publicly about politics at all. The only reason we know his private position is because somebody found his name in a list of private donors to a ballot initiative six years ago.

He was too chicken to open his own mouth. Instead, he paid others $1000 to get the state of California to call my friends f----ts for him. That's enough of a public position for me.

You are making a mountain out of a mole-hill. Grow up.

Well, if donating money is political speech that's covered by the first amendment, then he shouldn't be surprised if his money talks.

Mozilla is a non-profit that takes moral stances. So their CEO has to embody those values as well.