Merge remote-tracking branch 'upstream/master'
Revert previous patch

It seems a regression at 15+0.05:
ELO: -4.82 +-2.1 (95%) LOS: 0.0%
Total: 40000 W: 7181 L: 7736 D: 25083

bench: 8331357
Merge remote-tracking branch 'upstream/master' into syzygy1lp
Merge remote-tracking branch 'syz/master' into syzygy1lp