git: openjdk/loom: fibers: Update exclude lists to reduce noise in test runs

[duke]

Changeset: 4d22432b
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2022-03-27 15:34:11 +0000
URL:       https://git.openjdk.java.net/loom/commit/4d22432bf02c525236faa4c1ee5c821c948737d2

Update exclude lists to reduce noise in test runs

! test/hotspot/jtreg/ProblemList.txt
! test/jdk/ProblemList-vthread.txt
! test/jdk/ProblemList.txt