wireshark: bump to version 2.2.3

The only security bug fixed concerns windows so it's not a security bump
for buildroot.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/wireshark/wireshark.hash

@@ -1,2 +1,2 @@
-# From: https://www.wireshark.org/download/src/all-versions/SIGNATURES-2.2.2.txt
-sha256 f9acef5e9a9021a400b4244fafc06969f41ec594ec57fd7f0ff63bafca0055b3  wireshark-2.2.2.tar.bz2
+# From: https://www.wireshark.org/download/src/all-versions/SIGNATURES-2.2.3.txt
+sha256 97bac89e88892054a5848a9f7e0c36aa399a2008900829b078e29cab0ddd593b  wireshark-2.2.3.tar.bz2

package/wireshark/wireshark.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-WIRESHARK_VERSION = 2.2.2
+WIRESHARK_VERSION = 2.2.3
 WIRESHARK_SOURCE = wireshark-$(WIRESHARK_VERSION).tar.bz2
 WIRESHARK_SITE = https://www.wireshark.org/download/src/all-versions
 WIRESHARK_LICENSE = wireshark license