Use -Werror in hardware/interfaces/biometrics/fingerprint

* Fix warning of unused function call result.

Bug: 66996870
Test: build with WITH_TIDY=1
Change-Id: I91da207b80d0715d015195357d645f8cf324fa1e
Signed-off-by: Jackeagle <jackeagle102@gmail.com>
2 files changed
tree: 590acff87eebe3f04caa32fb368c021112582556
  1. biometrics/
  2. camera/
  3. light/
  4. nfc/
  5. power/
  6. usb/
  7. .gitreview
  8. Android.bp