fix(nxp-ddr): fix underrun coverity issue

Coverity Issue detail:

underrun-local: Underrunning array bin[i].cl[k].caslat
                at element index -1 (byte offset -1)
                using index j (which evaluates to -1).

Signed-off-by: Pankaj Gupta <pankaj.gupta@nxp.com>
Signed-off-by: Jiafei Pan <Jiafei.Pan@nxp.com>
Change-Id: I1ec4833bbd5db1ac51436eac606484eefc4338ee
1 file changed