scsi: ufs: fix the UFS command tracing events

UFS command tracing is not printing the command id for DME & device
commands (query, NOP). Also, UFS trace events formatting isn't very
readable. This change fixes these issues to make the UFS command traces
more readable.

Change-Id: I856e0d20657aadef0739c10d77da1a2c5a6f1d07
Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org>