cshark: update to latest git HEAD

This fixes GCC8 compile due to buffer overrun

Signed-off-by: Rob Mosher <nyt-openwrt@countercultured.net>

net/cshark/Makefile

@@ -8,15 +8,15 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=cshark
-PKG_VERSION=2015-11-24-$(PKG_SOURCE_VERSION)
-PKG_RELEASE=3
+PKG_VERSION=2018-08-20-$(PKG_SOURCE_VERSION)
+PKG_RELEASE=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://github.com/cloudshark/cshark.git
 PKG_SOURCE_SUBDIR=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=e575ab3d35d75a6f70488001fcba45690ebe9b3e
+PKG_SOURCE_VERSION:=7a7cf7f35074b85c6fb0c52067e640d2433ef73b
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.xz
-PKG_MIRROR_HASH:=280d2711308a5b051a43788519ae6857394690d3155fe954388c43cd9035ec84
+PKG_MIRROR_HASH:=bc448bb4e910e771a5a8a39af7cfa09a79b59c595f15cdcae9d0103ce09be019
 
 PKG_BUILD_PARALLEL:=1
 PKG_INSTALL:=1