hg: jdk/client: 8224778: test/jdk/demo/jfc/J2Ddemo/J2DdemoTest.java cannot find J2Ddemo.jar

[philip.race at oracle.com]

Changeset: 4929c53ff29d
Author:    prr
Date:      2019-05-27 12:24 -0700
URL:       http://hg.openjdk.java.net/jdk/client/rev/4929c53ff29d

8224778: test/jdk/demo/jfc/J2Ddemo/J2DdemoTest.java cannot find J2Ddemo.jar
Reviewed-by: erikj, psadhukhan

! make/RunTests.gmk
! test/jdk/demo/jfc/J2Ddemo/J2DdemoTest.java