Drop bad skip check in tempest plugin

This isn't needed, and breaks inspector CI.

Change-Id: I63db0b231976e40c5c188d8e6966891b4cfb5de6
diff --git a/ironic_tempest_plugin/tests/scenario/baremetal_manager.py b/ironic_tempest_plugin/tests/scenario/baremetal_manager.py
index b757d45..0ada88e 100644
--- a/ironic_tempest_plugin/tests/scenario/baremetal_manager.py
+++ b/ironic_tempest_plugin/tests/scenario/baremetal_manager.py
@@ -56,13 +56,6 @@
     credentials = ['primary', 'admin']
 
     @classmethod
-    def skip_checks(cls):
-        super(BaremetalScenarioTest, cls).skip_checks()
-        if CONF.network_feature_enabled.port_admin_state_change:
-            msg = "Port state change feature isn't supported by Ironic."
-            raise cls.skipException(msg)
-
-    @classmethod
     def setup_clients(cls):
         super(BaremetalScenarioTest, cls).setup_clients()