DataSourceTest commented out from suite, not working with pipelines.

This test works manually with H2 or when -Dconfig is used, but it
does not work with -Dmidpoint.repository.jdbc* options and is not
worth the fix for it (it is gone in master anyway).

repo/repo-sql-impl-test/testng-integration.xml

@@ -11,7 +11,10 @@
         <classes>
             <class name="com.evolveum.midpoint.repo.sql.SpringApplicationContextTest"/>
             <class name="com.evolveum.midpoint.repo.sql.EmbeddedServerModeTest"/>
+            <!--
+            Only manual test now, works for H2, but not with new style of config (without -Dconfig) and not worthy of a fix.
             <class name="com.evolveum.midpoint.repo.sql.DataSourceTest"/>
+            -->
             <class name="com.evolveum.midpoint.repo.sql.SchemaTest"/>
         </classes>
     </test>