Update to 2.2.4. See
https://www.wireshark.org/docs/relnotes/wireshark-2.2.4.html for a list of what's new.

• Remove support for libadns [1]
• Make androiddump optional [1]
• Fix a Makefile typo [1]

PR: 216463 [1]
Submitted by: Marcin Gryszkalis <mg@fork.pl>