FIX: QtMobility: removed unnecessary git call in patch script

Utilities/QtMobility/QtMobility-1.0.0-patch.cmake.in

@@ -52,11 +52,3 @@ IF(UNIX)
   ENDIF()
 ENDIF()
 
-# Let's add the updated files to the local repository. That way, 'git pull'
-# will try to merge the branch changes with the local ones
-execute_process(
-  COMMAND @Git_EXECUTABLE@ add --all
-  WORKING_DIRECTORY ${proj_dir}
-  ERROR_VARIABLE error_output
-  RESULT_VARIABLE error_code
-  )