git: openjdk/loom: fibers: 2 new changesets

[duke]

Changeset: c4a2bd29
Author:    Dr Heinz M. Kabutz <heinz at javaspecialists.eu>
Date:      2020-10-13 16:07:45 +0000
URL:       https://git.openjdk.java.net/loom/commit/c4a2bd29

Slightly simpler way of waiting for a specific time

! src/java.base/share/classes/java/lang/VirtualThread.java

Changeset: e17d6fc0
Author:    Alan Bateman <Alan.Bateman at oracle.com>
Committer: GitHub <noreply at github.com>
Date:      2020-10-14 05:58:06 +0000
URL:       https://git.openjdk.java.net/loom/commit/e17d6fc0

Merge pull request #19 from kabutz/simpler-awaitNanos

Simplify timed join to use awaiNanos.