Disable flaky SingleProcessTracingBrowserTest.TestMemoryInfra on the asan bot

The test is flaky (leaking) on linux_chromium_asan_rel_ng after [1] is landed,
but the flakiness seems not directly related to [1].
This CL temprarily disables the test to reland [1], because [1] fixes race
conditions.

[1] https://codereview.chromium.org/1641853003/

BUG=585026, 581565

Review URL: https://codereview.chromium.org/1680923003

Cr-Commit-Position: refs/heads/master@{#374818}