kamailio-5.x: bump to 5.0.4

Signed-off-by: Jiri Slachta <jiri@slachta.eu>

net/kamailio-5.x/Makefile

@@ -9,12 +9,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=kamailio5
-PKG_VERSION:=5.0.2
+PKG_VERSION:=5.0.4
 PKG_RELEASE:=1
 
 PKG_SOURCE_URL:=https://www.kamailio.org/pub/kamailio/$(PKG_VERSION)/src
 PKG_SOURCE:=kamailio-$(PKG_VERSION)$(PKG_VARIANT)_src.tar.gz
-PKG_HASH:=
+PKG_HASH:=71f1b560721f9c2bed9f7cbd3b4c08d8defd2daa8fd28ce55d3938781a654a13
 PKG_USE_MIPS16:=0
 
 PKG_LICENSE:=GPL-2.0+