OpenBSD/src a6sH5qCusr.bin/ssh ssh-sk-helper.c sshkey.h, usr.bin/ssh/ssh-keygen Makefile

   perform security key enrollment via ssh-sk-helper too. This means
   that ssh-keygen no longer needs to link against ssh-sk-helper,
   and only ssh-sk-helper needs libfido2 and /dev/uhid* access;

   feedback & ok markus@
VersionDeltaFile
1.4+121-38usr.bin/ssh/ssh-sk-helper.c
1.42+6-2usr.bin/ssh/sshkey.h
1.37+2-5usr.bin/ssh/ssh-keygen/Makefile
+129-453 files

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