Run bugreport unit test without script

Replacing run.sh with fully integrated AndroidTest config to be able
to run auto test by test mapping.

Move the test class to the directory according to the package. This
fix the issue source code is referenced correctly from testing result.

Bug: 159404894
Test: atest BugreportManagerTestCases

Change-Id: Id930abc40c52441c6dd1c1e6cdc3c0f34a36bfca
Merged-In: Id930abc40c52441c6dd1c1e6cdc3c0f34a36bfca
(cherry picked from commit 7a0bac8d)