upstream: macro fix; ok djm

OpenBSD-Commit-ID: e891dd6c7996114cb32f0924cb7898ab55efde6e

ssh-keygen.1

@@ -1,4 +1,4 @@
-.\"	$OpenBSD: ssh-keygen.1,v 1.165 2019/09/04 05:56:54 jmc Exp $
+.\"	$OpenBSD: ssh-keygen.1,v 1.166 2019/09/05 05:47:23 jmc Exp $
 .\"
 .\" Author: Tatu Ylonen <ylo@cs.hut.fi>
 .\" Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -35,7 +35,7 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: September 4 2019 $
+.Dd $Mdocdate: September 5 2019 $
 .Dt SSH-KEYGEN 1
 .Os
 .Sh NAME
@@ -661,7 +661,7 @@ Specify desired generator when testing candidate moduli for DH-GEX.
 .It Fl y
 This option will read a private
 OpenSSH format file and print an OpenSSH public key to stdout.
-.It Fl Y Ar sign
+.It Fl Y Cm sign
 Cryptographically sign a file or some data using a SSH key.
 When signing,
 .Nm
@@ -691,10 +691,10 @@ for file signing,
 for email signing.
 For custom uses, it is recommended to use names following a
 NAMESPACE@YOUR.DOMAIN pattern to generate unambiguous namespaces.
-.It Fl Y Ar verify
+.It Fl Y Cm verify
 Request to verify a signature generated using
 .Nm
-.Fl Y sign
+.Fl Y Cm sign
 as described above.
 When verifying a signature,
 .Nm