ttcn3-asterisk: Set Asterisk AMI IP address in Asterisk_Tests
The Asterisk_tests testsuite recently gained initial AMI support.
Configure it with the proper IP address.
Depends: osmo-ttcn3-hacks.git Change-Id I2c570e4d04e7ab8c44962cf484e4bbc946209aee
Change-Id: Ibb6af1cbfb652214b2fdd2a6eb9a4887c9a9cfb0
