rcs: bump version

dev-vcs/rcs/rcs-5.9.4.recipe

@@ -12,8 +12,8 @@ COPYRIGHT="1986-2014 Free Software Foundation, Inc."
 LICENSE="GNU GPL v1
 	GNU LGPL v2"
 SRC_URI="https://ftp.gnu.org/gnu/rcs/rcs-$portVersion.tar.xz"
-CHECKSUM_SHA256="68b0d1c1b8657766cd7dc78e10564ce4836220e64665fb35fbe74dbc1dff5b47"
-REVISION="2"
+CHECKSUM_SHA256="063d5a0d7da1821754b80c639cdae2c82b535c8ff4131f75dc7bbf0cd63a5dff"
+REVISION="1"
 ARCHITECTURES="x86 ?x86_64"
 if [ $effectiveTargetArchitecture != x86_gcc2 ]; then
     # x86_gcc2 is fine as primary target architecture as long as we're building
@@ -52,6 +52,7 @@ BUILD_PREREQUIRES="
 	cmd:ed
 	cmd:awk
 	cmd:diff
+	cmd:soelim
 	"
 
 BUILD()