[Settings] #getCdmaRoamingMode should use ReadPrivilegedPhoneStatePermission to check instead of ModifyPermission

Bug: 145788881
Test: make
Change-Id: I56b6633d91df7b42851a8b4d80c2034f9d42cc40
Merged-In: I56b6633d91df7b42851a8b4d80c2034f9d42cc40
1 file changed