Add history section for test(1)

http://minnie.tuhs.org/cgi-bin/utree.pl?file=V7/usr/src/cmd/test.c

PR:		211789
Approved by:	bcr (mentor)
MFC after:	5 days
Differential Revision:	https://reviews.freebsd.org/D8104

bin/test/test.1

@@ -32,7 +32,7 @@
 .\"     @(#)test.1	8.1 (Berkeley) 5/31/93
 .\" $FreeBSD$
 .\"
-.Dd June 1, 2013
+.Dd October 5, 2016
 .Dt TEST 1
 .Os
 .Sh NAME
@@ -376,6 +376,11 @@ The primaries
 and
 .Fl O
 are extensions.
+.Sh HISTORY
+A
+.Nm
+utility appeared in
+.At v7 .
 .Sh BUGS
 Both sides are always evaluated in
 .Fl a