socat: bump to version 2.0.0-b4

Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/socat/socat.mk

@@ -4,7 +4,7 @@
 #
 #############################################################
 
-SOCAT_VERSION = 2.0.0-b2
+SOCAT_VERSION = 2.0.0-b4
 SOCAT_SOURCE = socat-$(SOCAT_VERSION).tar.bz2
 SOCAT_SITE = http://www.dest-unreach.org/socat/download/
 SOCAT_CONF_ENV = sc_cv_termios_ispeed=no \