Revert "Update run-test script to pass --Xjitthreshold:0 for jvmti tests"

This reverts commit 0bc369b6a7c6d380876574f5b1f7fe3aa78839fb.

Reason for revert: Breaks some ART run-tests.

Change-Id: I32004a205b3ee8c0723d1efeb5e1d7b12a7e19af
Test: testrunner.py --host --debug --cdex-fast --jit --redefine-stress --debuggable
1 file changed