Not true. They saw the settlement agreement and voted on it. The final version is just a translation of it into a legal form for the courts. It did not require board's approval for the terms have not changed.
That's because the settlement has been public for months, both parties have acknowledged the agreement terms, and press releases with the terms have been released. There are some who ignore these revelations and cling to conspiracies, but most understand there is little use in pandering to them when the facts are already clear.