net/slurm: fix manpage, from MAINTAINER Ryan Freeman

i had mistakenly removed the pre-configure target in previous, and he
adds the missing .Nm/.Nd so that it has a proper one-line description.

net/slurm/Makefile

@@ -6,6 +6,8 @@ DIST_TUPLE =	github Iksas slurm 323d2bfced4b762f207633b50c0832ae1b19c40c .
 PKGNAME =	slurm-${V}pl0
 CATEGORIES =	net
 
+REVISION =	0
+
 HOMEPAGE =	https://github.com/mattthias/slurm/wiki/
 
 MAINTAINER =	Ryan Freeman <ryan@slipgate.org>
@@ -17,6 +19,9 @@ WANTLIB =	c curses
 
 MODULES =	devel/meson
 
+pre-configure:
+	@${SUBST_CMD} ${WRKSRC}/slurm.1
+
 post-install:
 	${INSTALL_DATA_DIR} ${PREFIX}/share/doc/slurm/
 .for i in COPYRIGHT FAQ THANKS COPYING

net/slurm/patches/patch-slurm_1

@@ -0,0 +1,14 @@
+fix warning about missing one-line description during packaging
+
+Index: slurm.1
+--- slurm.1.orig
++++ slurm.1
+@@ -4,6 +4,7 @@
+ .\"
+ .Sh NAME
+-slurm \- yet another network load monitor
++.Nm slurm
++.Nd yet another network load monitor
+ .Sh SYNOPSIS
+ .Nm slurm
+ .Op Fl hHz