btaa: Add the method of onActivityLogsReady into JNI interface

Tag: #feature

Bug: 183215497
Bug: 172501038

Test: atest BluetoothInstrumentationTests:com.android.bluetooth.btservice.activityattribution

Signed-off-by: Mingguang Xu <mingguangxu@google.com>
Change-Id: I29fe4909c1b4d769defc1f2eceebd4f93acb1505