Moved DataProfile from telephony internal hidden API to System API

This is the preliminary change in order to make the new data call
setup API for IWLAN refactoring.

Test: Telephony sanity tests + unit tests
bug: 64132030

Merged-In: I5aa50001ef6374b080c10eb29e59363c21008639
Change-Id: I34b9a40b587092f28ffe5d5c96a4e3636f52ed53
(cherry picked from commit b02e63a7)