update OT/Equinox tests to avoid a new validation in PDE
diff --git a/testplugins/org.eclipse.objectteams.otdt.test.builder/workspace/Trac304ot/.classpath b/testplugins/org.eclipse.objectteams.otdt.test.builder/workspace/Trac304ot/.classpath
index cee6929..23cc98b 100644
--- a/testplugins/org.eclipse.objectteams.otdt.test.builder/workspace/Trac304ot/.classpath
+++ b/testplugins/org.eclipse.objectteams.otdt.test.builder/workspace/Trac304ot/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
 	<classpathentry kind="con" path="OTRE"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>