remove extra comma from .Dd arguments: "Month ##, ####" is the correct format,

not "Month, ##, ####"

src/lib/libc/stdlib/realpath.3

@@ -32,9 +32,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"	$OpenBSD: realpath.3,v 1.5 1999/06/29 18:36:23 aaron Exp $
+.\"	$OpenBSD: realpath.3,v 1.6 1999/07/02 16:57:49 aaron Exp $
 .\"
-.Dd February, 16, 1994
+.Dd February 16, 1994
 .Dt REALPATH 3
 .Os
 .Sh NAME