i9500: Add missing mobicore file to proprietary-files

Change-Id: I32c086ec60d8ab67dc8fa3b6f2413e4880970d6b
Signed-off-by: NBruderman <nbruderman@gmail.com>
Merge pull request #46 from CyanogenMod/cm-11.0

i9500: Add missing mobicore file to proprietary-files