QCamera2: HAL3: Add tracking_af vendor tags

Add vendor tags to support tracking AF:
- trackingAfTrigger (control)
- afRegionsConfidence (dynamic)

Test: Camera CTS and PTS
Bug: 36069090
Change-Id: I4028b5f09894c8c58b514212b003d6f6395d018d
5 files changed
tree: 22b2ba587e2f2d2f2d5244595b66a16cc183e5e8
  1. msm8998/
  2. Android.mk
  3. CleanSpec.mk