hg: loom/loom: Fixed issues. Needed updating for new Fiber APIs and fewer iterations to not time out with debug builds.

[chris.plummer at oracle.com]

Changeset: a16690addf04
Author:    cjplummer
Date:      2018-12-10 18:40 -0800
URL:       http://hg.openjdk.java.net/loom/loom/rev/a16690addf04

Fixed issues. Needed updating for new Fiber APIs and fewer iterations to not time out with debug builds.

! test/hotspot/jtreg/serviceability/jvmti/FiberTest/MyPackage/FiberTest.java