Use tags to access conscrypt sources

Avoids direct access to the stub sources and instead access them via
tags passed to the java_sdk_library.

Bug: 155164730
Test: m checkapi
Merged-In: I93dfb8bfac60bd7ab628292667c8d7a9d5e8eb82
Change-Id: I93dfb8bfac60bd7ab628292667c8d7a9d5e8eb82
(cherry picked from commit e55d4e3b6231d41c165ec0dd52fa6ca2e3913799)
2 files changed