[automerger skipped] Merge "Hearing Aid: Remove std::promise from suspend / resume calls, and stop audio ticks by no devices" into qt-qpr1-dev
am: f615b16f -s ours
am skip reason: change_id If0b279a191d86b30db41a682dc7f0ad9470cb10e with SHA1 905ae5f6 is in history

Change-Id: I457878603d78c61cb557c7abfd4d940cccdd1025