No manifesto do pacote, substitua org.junit4 por org.junit como this
<Bundle-ActivationPolicy>lazy</Bundle-ActivationPolicy>
<Bundle-Vendor>infinitest.org</Bundle-Vendor>
<Require-Bundle>
org.eclipse.ui,org.eclipse.core.runtime,org.eclipse.core.resources,org.eclipse.jdt.core,org.junit4,org.eclipse.ui.ide,org.eclipse.ui.console;bundle- version="3.3.0",org.eclipse.jdt.debug.ui,org.eclipse.jface.text,org.eclipse.debug.core,org.eclipse.jdt.launching
org.eclipse.ui,org.eclipse.core.runtime,org.eclipse.core.resources,org.eclipse.jdt.core,org.junit;bundle- version="[4.0.0,5.0.0)",org.eclipse.ui.ide,org.eclipse.ui.console;bundle- version="3.3.0",org.eclipse.jdt.debug.ui,org.eclipse.jface.text,org.eclipse.debug.core,org.eclipse.jdt.launching
</Require-Bundle>
<Embed-Dependency>*;scope=compile|runtime</Embed-Dependency>
<Embed-Transitive>true</Embed-Transitive>