Earlier quoted context omitted.
No, she didn't say that. She said she may set a date in the future for her resignation. That is non-committal and non-specific. Your characterization is inaccurate.
People will have to find the source document, which to the best of my knowledge is not public (note, not the message to Women and Allies), read it, and then reach their own conclusions. I stand by my characterization. She characterizes it herself thusly: "I said here are the conditions. If you can meet them great I’ll take my name off this paper, if not then I can work on a last date." https://twitter.com/timnitGebru…
...is both non-committal and non-specific. What are you seeing that everyone else is not?