qcom: scm: remove printing input arguments

scm_call2 is printing the input arguments if TZ ret value is  < 0
leading to information leak. Remove printing input arguments.

Change-Id: I21dd6d83fa979aed2c79ebb2c9c8de63a247dded
CRs-Fixed: 1076407
Signed-off-by: Swetha Chikkaboraiah <schikk@codeaurora.org>
Signed-off-by: Paresh Purabhiya <ppurab@codeaurora.org>
Signed-off-by: Runmin Wang <runminw@codeaurora.org>