update gbproxy test expected output

libosmocore commit 797558ea1768e464f9559c5f7a4f3f4285c5de25
changed the order of NS_UNBLOCK_ACK transmission dispatching
of the NS_UNBLOCK signal. Update expected output of gbproxy
tests accordingly to make these tests pass again.

Change-Id: Ia3df811755b1c88cf7a27a466677b24a6c32fd8e
Related: OS#2388
1 file changed