git: openjdk/loom: fibers: Allow more tests to run with jtreg wrapper

[duke]

Changeset: ded5b537
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2021-12-14 10:33:57 +0000
URL:       https://git.openjdk.java.net/loom/commit/ded5b5378695660cb50960e5934ad71e93e844bd

Allow more tests to run with jtreg wrapper

! test/jdk/ProblemList-vthread.txt
! test/jdk/java/lang/Thread/BuilderTest.java
! test/jdk/java/lang/Thread/virtual/CustomScheduler.java
! test/jdk/java/net/Socket/Timeouts.java