hg: jdk9/hs/hotspot: 8163346: Update jmap-hashcode/Test8028623.java for better diagnostic of timeout.

[dmitry.samersoff at oracle.com]

Changeset: b50061da090e
Author:    dsamersoff
Date:      2016-08-26 13:11 +0300
URL:       http://hg.openjdk.java.net/jdk9/hs/hotspot/rev/b50061da090e

8163346: Update jmap-hashcode/Test8028623.java for better diagnostic of timeout.
Summary: Update jmap-hashcode/Test8028623.java to use LingeredApp and rename it to jhsdb/HeapDumpTest.java
Reviewed-by: dsamersoff, dholmes
Contributed-by: sharath.ballal at oracle.com

- test/serviceability/sa/jmap-hashcode/Test8028623.java