Starting LE CoC Test, wait for client and server to be ready

During the start of LE CoC Test, wait for the socket threads running on
the client and server phones to be ready.

Test: Run cmd: act.py -c $MY_SL4A_CONFIG -tc BleCoc2ConnTest
Bug: 78014178
Change-Id: Ib07d1d859893e9bfba3a02793cd9b9a9d86869f3
(cherry picked from commit f7c81d54b4eafc02f33c97455cedfe3171ad231a)
1 file changed
tree: 84347e8ccbc0b8bb8b9a731123e3514d33ec81f2
  1. acts/
  2. tools/
  3. wts-acts/
  4. Android.mk
  5. PREUPLOAD.cfg