Add Force Tags for redfish managers test suites

Changes:
    - Add tags as per the standard

Tested:
    - NA

Change-Id: I410d87d762a39363d9d4eb264f2028cdef0bf704
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/redfish/managers/test_bmc_ipv6.robot b/redfish/managers/test_bmc_ipv6.robot
index aa78bf8..2ddaacd 100644
--- a/redfish/managers/test_bmc_ipv6.robot
+++ b/redfish/managers/test_bmc_ipv6.robot
@@ -12,6 +12,7 @@
 Test Teardown  Test Teardown Execution
 Suite Setup    Suite Setup Execution
 
+Force Tags     BMC_IPv6
 
 *** Variables ***
 ${test_ipv6_addr}          2001:db8:3333:4444:5555:6666:7777:8888