msm: camera_v3: lrme: Fix Stack Overflow condition in lrme hw manager

Add error check for condition where array index is equal to the max
permissible io buffers for lrme which causes stack overflow.

Change-Id: I489fdd41afb7796da907f58c20a1364b7f1f436d
Signed-off-by: Raja Mallik <rmallik@codeaurora.org>