Removed dependency to c++ code generator projects.

test-plugins/org.yakindu.sct.model.sexec.test/META-INF/MANIFEST.MF

@@ -14,7 +14,5 @@ Require-Bundle: org.eclipse.core.runtime,
  org.yakindu.sct.model.sgraph;bundle-version="1.0.0",
  org.eclipse.xtend.typesystem.emf;bundle-version="1.0.1",
  org.yakindu.sct.model.stext;bundle-version="1.0.0",
- org.yakindu.sct.model.sexec;bundle-version="1.0.0",
- org.yakindu.sct.generator.cpp;bundle-version="1.0.0",
- org.yakindu.sct.generator.base;bundle-version="1.0.0"
+ org.yakindu.sct.model.sexec;bundle-version="1.0.0"
 Export-Package: org.yakindu.sct.model.sexec.transformation.test