Camera: reduce logspam from abandonded streams

1. Change Camera3Device logs to ALOGV
2. In Camera3OutputStream, only log before we mark stream state
   to STATE_ABANDONED
3. Also changed BUFFER_ERROR log to ALOGV

Test: manually check log of GCA mode switch
Bug: 125415787
Change-Id: Ibd83b7010932a8be25d85573d9c9dce9c394f6bb
4 files changed