hg: jigsaw/jake/langtools: Temporarily exclude jshell tests

[alan . bateman]

Changeset: 4618e0097e6a
Author:    alanb
Date:      2015-11-17 13:26 +0000
URL:       http://hg.openjdk.java.net/jigsaw/jake/langtools/rev/4618e0097e6a

Temporarily exclude jshell tests

! test/ProblemList.jake.txt