Temporarily skip test_iface_loopback_action on Marvell platforms (sonic-net#11741)

What is the motivation for this PR?
Temporarily skip test_iface_loopback_action on Marvell platforms until confirm this can be supported.

How did you do it?
Update conditional mark file.

How did you verify/test it?
Verified on Nokia-7215 M0 testbed.

Author: lizhijianrd

tests/common/plugins/conditional_mark/tests_mark_conditions.yaml

@@ -690,11 +690,11 @@ http/test_http_copy.py:
 #######################################
 iface_loopback_action/test_iface_loopback_action.py:
   skip:
-    reason: "Test not supported on Broadcom SKUs or dualtor topology."
+    reason: "Test not supported on Broadcom/Maarvell SKUs or dualtor topology."
     conditions_logical_operator: or
     conditions:
       - "'dualtor' in topo_name"
-      - "asic_type in ['broadcom']"
+      - "asic_type in ['broadcom', 'marvell']"
 
 #######################################
 #####      iface_namingmode       #####