bump BREEs to 1.8 to attempt to fix test failures in JIPP related to org.eclipse.jst.jee.tests and org.eclipse.jst.j2ee.core.tests

Signed-off-by: nickboldt <nboldt@redhat.com>

tests/org.eclipse.jst.j2ee.core.tests/META-INF/MANIFEST.MF

diff --git a/tests/org.eclipse.jst.j2ee.core.tests/META-INF/MANIFEST.MF b/tests/org.eclipse.jst.j2ee.core.tests/META-INF/MANIFEST.MF
index ef25bfb..bbea8b3 100644
--- a/tests/org.eclipse.jst.j2ee.core.tests/META-INF/MANIFEST.MF
+++ b/tests/org.eclipse.jst.j2ee.core.tests/META-INF/MANIFEST.MF
@@ -63,4 +63,4 @@
  org.eclipse.jst.jee.web,
  org.eclipse.jst.servlet.ui,
  org.eclipse.wtp.jee.capabilities
-Bundle-RequiredExecutionEnvironment: J2SE-1.8
+Bundle-RequiredExecutionEnvironment: JavaSE-1.8