From time to time, our KVM's CI machine clock goes in a weird direction during NixOS tests, this is known on certain hardware, e.g. macOS, where the check is disabled. Cap'n'Proto removed the check everywhere now. Fixes fj#754. We can remove the patch once it hits a stable version of Cap'n'Proto. Change-Id: I4c9be5061c3b244f601486a8ac4521dff44ceb92 Signed-off-by: Raito Bezarius <raito@lix.systems>