zmq: fix the installed files

the versioned so files are needed.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

libs/zmq/Makefile

@@ -11,7 +11,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=zeromq
 PKG_VERSION:=4.3.2
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://github.com/zeromq/libzmq/releases/download/v$(PKG_VERSION)
@@ -97,7 +97,7 @@ endef
 
 define Package/libzmq-nc/install
 	$(INSTALL_DIR) $(1)/usr/lib
-	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libzmq.so $(1)/usr/lib/
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libzmq.so.* $(1)/usr/lib/
 endef
 
 Package/libzmq-curve/install=$(Package/libzmq-nc/install)