Improve StrictMode CTS Testing

* Pass a full object instead of just a string. I will be adding more
detailed assertions making sure cross-binder violations work.
* AOSP format the test class.
* Update to modern junit.
* Lambda-fy.
* Load ViolationLogger in Zygote.

Bug: 62458734
Test: Test improvments.
Change-Id: I2ddc489f845928154269cad449cbdc7b15dabe8e