Camera3: Always set a trigger ID for an active trigger

This is to work around HAL implementations that expect to see an
ID for every trigger.

Use a dummy trigger ID of 1, since 0 has special meaning for older
HALs.

Bug: 10720617
Change-Id: I9cb1b8dbcb113cb9e737e5adb04032fd61a54c12
2 files changed