Remove unittest source features

Bundles from them should be published without the need of source
features.

Author: akurtakov

eclipse.platform.releng.tychoeclipsebuilder/eclipse.platform.repository/category.xml

@@ -13,11 +13,9 @@
    <feature id="org.eclipse.e4.core.tools.feature.source" version="0.0.0"/>
    <feature id="org.eclipse.e4.tools.persistence.feature" version="0.0.0"/>
    <feature id="org.eclipse.pde.unittest.junit" version="0.0.0"/>
-   <feature id="org.eclipse.pde.unittest.junit.source" version="0.0.0"/>
    <feature id="org.eclipse.tips.feature" version="0.0.0"/>
    <feature id="org.eclipse.tips.feature.source" version="0.0.0"/>
    <feature id="org.eclipse.jdt.ui.unittest.junit.feature" version="0.0.0"/>
-   <feature id="org.eclipse.jdt.ui.unittest.junit.feature.source" version="0.0.0"/>
    <feature id="org.eclipse.terminal.feature"/>
    <bundle id="jakarta.annotation-api" version="1.3.5"/>
    <bundle id="jakarta.inject.jakarta.inject-api" version="1.0.5"/>