hg: hsx/hsx20/baseline: 7020846: Update Hotspot 20 to use jdk6 as JPRT release target

[erik.trimble at oracle.com]

Changeset: ea3194c0e376
Author:    trims
Date:      2011-02-18 19:51 -0800
URL:       http://hg.openjdk.java.net/hsx/hsx20/baseline/rev/ea3194c0e376

7020846: Update Hotspot 20 to use jdk6 as JPRT release target
Summary: Change the default JPRT release target to be jdk6
Reviewed-by: ohair

! make/jprt.properties