git: openjdk/loom: fibers: 3 new changesets

[duke]

Changeset: f5f9d09c
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2021-05-05 11:22:14 +0000
URL:       https://git.openjdk.java.net/loom/commit/f5f9d09c7470801961cfe1a97c92208a2edb7fe5

Create intro for Threads section

! src/hotspot/share/prims/jvmti.xml

Changeset: 3041e166
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2021-05-05 11:44:21 +0000
URL:       https://git.openjdk.java.net/loom/commit/3041e1669bb1bb409c61cdaf9202de98c97a1433

Remove unusued WEPoll.getDescriptor

! src/java.base/windows/classes/sun/nio/ch/WEPoll.java

Changeset: a8933f4a
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2021-05-05 12:22:56 +0000
URL:       https://git.openjdk.java.net/loom/commit/a8933f4a71dccfff29d03bcbf715986e736286b9

Update GetThreadInfo spec

! src/hotspot/share/prims/jvmti.xml