feat: allow usage of LookupTableImpl and LookupTableInfoImpl in Groovy

Allow the usage of the classes `LookupTableImpl` and `LookupTableInfoImpl` to
make it possible to use `LookupService` in Groovy scripts without having to
lift the restrictions.

ING-4256

common/plugins/eu.esdihumboldt.hale.common.lookup/plugin.xml

@@ -42,5 +42,13 @@
             allowAll="false"
             class="eu.esdihumboldt.hale.common.lookup.internal.LookupServiceImpl">
       </allow>
+      <allow
+            allowAll="false"
+            class="eu.esdihumboldt.hale.common.lookup.impl.LookupTableInfoImpl">
+      </allow>
+      <allow
+            allowAll="false"
+            class="eu.esdihumboldt.hale.common.lookup.impl.LookupTableImpl">
+      </allow>
    </extension>
 </plugin>