Specifically use version 1.6.1 of mobly pip package

The mobly template in vts framework was designed to handle the result output format in mobly runner version 1.6.1
Newer versions uses a stream output instead of json dump.
Before the template is updated, we should specify mobly package version in preparer to avoid breakage.

Test: run vts-p2p
Bug: 75983870
Change-Id: I979810d86e650dc3d55891ad9079476e639ad3eb
Merged-In: I979810d86e650dc3d55891ad9079476e639ad3eb
(cherry picked from commit 0b0e1c10d03f60ae431018b7e4878c58c8808939)
2 files changed
tree: 265fabd8f97c07cfb68e905d7c874001d2ad167e
  1. ble/
  2. bluetooth/
  3. src/
  4. __init__.py
  5. OWNERS