galaxys2: sdcard config update

Commit adds parameters specific to kk4.4 to address issues with i9100 sdcard
where media playback would drop randomly as if the sdcard had been removed.

Details taken from:
https://source.android.com/devices/tech/storage/config-example.html

Change-Id: I5d7ef1e215d088b25fe1d07b88b7d3259c04fa24
Merge branch 'kk4.4' of https://github.com/SlimRoms/device_samsung_galaxys2-common into kk4.4