Fixed permission exception for getNetworkType

Fixed by removing the permission check in getActiveDataSubscriptionId.
The old getDefaultDataSubscriptionId does not require any permission.

Bug: 134886497
Test: Manual

Merged-In: I0cf6e00565cf89a3c49742a5889733e3ea8d5fa4
Change-Id: I0cf6e00565cf89a3c49742a5889733e3ea8d5fa4
(cherry picked from commit f7c3c5cf)