test: mark test-inspector-stop-profile-after-done flaky

This test is consistently failing and making CI red.

PR-URL: https://github.com/nodejs/node/pull/18491
Refs: https://github.com/nodejs/node/issues/16772


Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>