Camera3Device: Update frame counters/timestamps for dumpsys info

For output streams, increment frame count and update timestamp when a
filled buffer is queued to the output buffer queue.

For input streams, increment frame count and update timestamp when a
buffer is acquired from the input buffer queue.

Test: Manual inspection of adb shell dumpsys media.camera while
   running DevCamera
Change-Id: I8dc1d134baf5ad467e169f3ba6ffe0d1486df9dc