msm: kgsl: Fix out of bound write in adreno_profile_submit_time

Make sure there is enough room in the memory descriptor to store the
entire profiling buffer object.

Change-Id: I1e1c73097bb2bba9645b0a3c66fdbbc71d8ba8fa
Signed-off-by: Kamal Agrawal <kamaagra@codeaurora.org>
Issue: FP3SEC-281
(cherry picked from commit 056794d4)