tests: fix feature_pruning.py#3967

Merged

PastaPastaPasta merged 2 commits intodashpay:developfrom

UdjinM6:fix_prune_test

Feb 1, 2021

Commits on Jan 23, 2021

tests: postpone dip3 and dip8 activation in feature_pruning.py
UdjinM6
committed
tests: Mine one block before restart to avoid automatic recovery from forks
UdjinM6
committed