dalikt: Update Mms package overlay
* Now, it is updated from SAMSUNG-GT-I9100-Mms configs to SHV-E120K stock JB configs
  - maxMessageSize = 1024000
  - maxImageWidth = 1280
  - maxImageHeight = 960
  - userAgent = Android-Mms/2.0
  - uaProfUrl = http://wap.samsungmobile.com/uaprof/SHV-E120K.xml
import from MH1 firmware

Signed-off-by: cholokei <leesl0416@naver.com>