[everflow]: Comment out unsupported test for now and wait for the fix later (#290)

Author: Shuotian Cheng

ansible/roles/test/tasks/everflow_testbed.yml

@@ -2,11 +2,13 @@
   include: "roles/test/tasks/everflow_testbed/apply_config.yml"
   tags: everflow_tb_configure
 
-- name: Run Everflow tests.
-  include: "roles/test/tasks/everflow_testbed/run_test.yml"
-  vars:
-    dst_port_type: "tor"
-  tags: everflow_tb_test
+# TODO: Fix issue #288
+# Please check URL: https://github.com/Azure/sonic-mgmt/issues/288 to get the detail of the issue
+#- name: Run Everflow tests.
+#  include: "roles/test/tasks/everflow_testbed/run_test.yml"
+#  vars:
+#    dst_port_type: "tor"
+#  tags: everflow_tb_test
 
 - name: Run Everflow tests.
   include: "roles/test/tasks/everflow_testbed/run_test.yml"