Earlier quoted context omitted.
I have no idea why this matters. Timnit gave an ultimatum (i.e. do this or I'll leave). Google agreed to her condition of parting way. This is like I go to my boss and ask for a $1 billion dollars. Otherwise, I'll leave. Then, my boss decides that I should leave since the boss can't give me $1b. Then, I keep telling my friends that "well, I'm actually fired.". huh?
She gave a set of conditions and stated that if they couldn't be met, that she would work with Google to schedule a resignation date. Google then cut off her corporate access and terminated her employment immediately, ergo, firing. If someone says, do this or I'll jump, and the other person pushes them, that's not the same thing as the person taking the leap on their own. The result might be the same, but the way the…
They made the decision they did not want to work for you as had been previously agreed. You only changed the timetable.
To put this another way, if I tell my company that I will be quitting in 2 weeks and they tell me not to bother coming back to the office, did they fire me? I would not say they did.