Validator removed from plugin.xml (#12)

* Validator removed from plugin.xml

Signed-off-by: Ronan Guéguen <gueguen.ronan1@gmail.com>

Author: Kairides

java_xdsml/plugins/org.eclipse.gemoc.execution.sequential.javaxdsml.metaprog/plugin.xml

@@ -5,8 +5,7 @@
          point="org.eclipse.gemoc.gemoc_language_workbench.metaprog">
       <approach
             dependencies="org.eclipse.gemoc.metaprog.ecore"
-            name="org.eclipse.gemoc.metaprog.kermeta3"
-            validator="org.eclipse.gemoc.execution.sequential.javaxdsml.ruleprovider.Kermeta3RuleProvider">
+            name="org.eclipse.gemoc.metaprog.kermeta3">
          <languageComponent
                description="Entry used to define domain specific actions for the dsl, one of the aspects listed must have a @init tag while another one must have the @main tag."
                name="k3"