backport: bitcoin#16333, #21862, #22385, #22550, #22597, #22632, #22718, #22907 - fire up test chains by first block - 2/n

backport: bitcoin#16333, #21862, #22385, #22550, #22597, #22632, #22718, #22907 - fire up test chains by first block - 2/n #7570