Add delay at end of LE CoC SL4A tests for link to disconnect

Add a delay at the end of every LE C0C SL4A test to give the lower
Bluetooth stack enough time to disconnect the physical LE connection.

Test: Ran BleCocTest ACTS test.
Bug: 72997855
Change-Id: I42dcad7345fb81bb8464c1318d821b9d13689760
(cherry picked from commit 1b885530d347fb7aa215b0139784bd9ae420a4ce)
3 files changed
tree: e228f66aa5b8e785b9c11b871502cb918477dfe3
  1. acts/
  2. tools/
  3. wts-acts/
  4. Android.mk
  5. PREUPLOAD.cfg