Move ProtoLogPerfTests to tracing directory

Will be adding more tracing related performance tests for tracing the if-tools team maintains. So creating this tracing directory to consolidate all those tracing perf tests in a single place.

Change-Id: Id50bc0ffe89f0c3fb99d8cac351149d5291f4255
Flag: TEST_ONLY
Test: atest ProtoLogPerfTests
5 files changed