Revert "Use mockito-extended in FrameworksNetTests"

This reverts commit 98b76cc2ec58396c804a4e4f658c915b3c80c138.

Reason for revert: <INSERT REASONING HERE>

b/190622577

Change-Id: Ief39f82875e6fa885829aea62eed00f2f2e6774e
9 files changed