Change expected default value of setPreferredData

Change expected value from INVALID to DEFAULT_SUSCRIPTION_ID
when caller wants to change back to user setting.
Correct spelling.

Bug: 118491136
Test: unittest
Change-Id: I0c953ba654d5465f973db6e9c7f7bacd5db23831
Merged-In: I0c953ba654d5465f973db6e9c7f7bacd5db23831
1 file changed