Add file patterns for WM unit tests

Run run the test when making a change to the test.
Unfortunately needs to run all tests on any WM code change given how the WM code is structure right now.

Pattern: match test name or anything else that doesn't end with test. java


Bug: 311643481
Test: N/A
Flag: TEST_ONLY
Change-Id: Ica530a73d6a950a903fca55c61934545c0d3cb74