hg: shenandoah/jdk8u/hotspot: [backport] Disable aggressive+verification test configs (jtreg eats up last configuration)

[ashipile at redhat.com]

Changeset: 0cb9e7d85e2a
Author:    shade
Date:      2017-06-06 11:35 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk8u/hotspot/rev/0cb9e7d85e2a

[backport] Disable aggressive+verification test configs (jtreg eats up last configuration)

! test/gc/shenandoah/acceptance/AllocIntArrays.java
! test/gc/shenandoah/acceptance/AllocObjectArrays.java
! test/gc/shenandoah/acceptance/AllocObjects.java
! test/gc/shenandoah/acceptance/StringInternCleanup.java