msm: kgsl: Send the right IB size to adreno_find_ctxtmem
msm: kgsl: Send the right IB size to adreno_find_ctxtmem

adreno_find_ctxtmem expects byte lengths and we were sending it
dword lengths which was about as effective as you would expect.

Change-Id: Ic0dedbad536ed377f6253c3a5e75e5d6cb838acf
Signed-off-by: Jordan Crouse <fec53db8c4887e6e95defbb5052bc6438029c1e6@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas