Fix setFlags/addFlags typo

In aosp/352873 setFlags was used instead of addFlags which means wrong
semantics are used.

Test: sanity pairing tests with devices
Bug: 35853357
Change-Id: If27a870d880036aea60e8a07714a76af6de75081
(cherry picked from commit 117ee66c2a482df8ae99d4edbc1be1d03765d54a)
1 file changed