removed non existing export

test-plugins/org.yakindu.sct.generator.genmodel.test/META-INF/MANIFEST.MF

@@ -17,7 +17,6 @@ Require-Bundle: org.eclipse.xtext.junit4;bundle-version="2.0.1",
  org.eclipse.xtext.ui.shared;bundle-version="2.0.1",
  org.eclipse.core.runtime,
  org.eclipse.ui.workbench;resolution:=optional
-Export-Package: org.yakindu.sct.generator.genmodel
 Import-Package: org.junit.runner;version="4.5.0",
  org.junit.runner.manipulation;version="4.5.0",
  org.junit.runner.notification;version="4.5.0",