adreno_tz: Fix compilation errors for 32bit kernel

This fixes below compilation error for 32bit kernel
build. Compiler reference __aeabi_uldivmod if there
is a 64bit divide or module. Change is to use do_div
to fix this.

governor_msm_adreno_tz.c: undefined reference to `__aeabi_uldivmod'.

Change-Id: I4de7ada2274698d20d304d8ffe1a92d3bcb7653d
Signed-off-by: Deepak Kumar <dkumar@codeaurora.org>