Issue #9315: Renamed test_trace to test_sys_settrace and

test_profilehooks to test_sys_setprofile so that test_trace can be
used for testing the trace module and for naming consistency.

diff --git a/Lib/test/test_profilehooks.py b/Lib/test/test_sys_setprofile.py
similarity index 100%
rename from Lib/test/test_profilehooks.py
rename to Lib/test/test_sys_setprofile.py

diff --git a/Lib/test/test_trace.py b/Lib/test/test_sys_settrace.py
similarity index 100%
rename from Lib/test/test_trace.py
rename to Lib/test/test_sys_settrace.py