man-pages: remove groups(1) manpage that comes with coreutils.

Bump revision.

--HG--
extra : convert_revision : f3eda4fc5b4109e49a13856009d45221511fc100

templates/man-pages/template

@@ -1,6 +1,7 @@
 # Template file for 'man-pages'
 pkgname=man-pages
 version=3.22
+revision=1
 distfiles="${KERNEL_SITE}/docs/manpages/Archive/$pkgname-$version.tar.bz2"
 build_style=only-install
 make_install_target="all prefix=$XBPS_DESTDIR/$pkgname-$version/usr"
@@ -14,7 +15,10 @@ noarch=yes
 
 post_install()
 {
+	# Remove dup manpages.
 	cd ${DESTDIR}/usr/share/man
+	# From coreutils
+	rm -f man1/groups.1
 	# From shadow.
 	rm -f man5/passwd.5
 	rm -f man3/getspnam.3