8033926: Update hotspot/make/jprt.properties to use jdk 9 instead of jdk 8
Reviewed-by: sla, dholmes
README:
This file should be located at the top of the Mercurial repository.
See http://openjdk.java.net/ for more information about the OpenJDK.
See ../README-builds.html for complete details on build machine requirements.
Simple Build Instructions:
This repository can be loaded as a NetBeans project, built with ant, or
built with GNU make, e.g.
ant
-OR-
cd make && gnumake
The built files that will be imported into the jdk build will be in the
"dist" directory.
Help information is available by running "ant -projecthelp" or "make help".