hg: jdk/sandbox: 8246359: clarify confusing comment in ObjectMonitor::EnterI()'s race with async deflation

[chris.hegarty at oracle.com]

Changeset: 2726fd3437fe
Author:    dcubed
Date:      2020-06-02 19:49 -0400
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/2726fd3437fe

8246359: clarify confusing comment in ObjectMonitor::EnterI()'s race with async deflation
Reviewed-by: cvarming, eosterlund, dholmes

! src/hotspot/share/runtime/objectMonitor.cpp