We do not want to see failing patch --version output

This is exactly why we do the test

t/patcher.t ...................... 1/41 /data/data/com.pdaxrom.cctools/root/cctools/bin/patch: unrecognized option '--version'
BusyBox v1.21.1 (2013-12-08 10:51:29 EET) multi-call binary.

Usage: patch [OPTIONS] [ORIGFILE [PATCHFILE]]

	-p N	Strip N leading components from file names
	-i DIFF	Read DIFF instead of stdin
	-R	Reverse patch
	-N	Ignore already applied patches
	-E	Remove output files if they become empty