Fix wrong directive syntax used in test suite

Fixes:
   - Setting variable 'Test Tags' failed:
     Invalid variable name 'Test Tags'

Tested:
   - NA

Change-Id: I88b6eedbee4eb65dc84dc29c8e50c056ffc06da7
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/redfish/managers/test_multiple_interfaces_dhcp.robot b/redfish/managers/test_multiple_interfaces_dhcp.robot
index a5cf1c0..479f5a7 100644
--- a/redfish/managers/test_multiple_interfaces_dhcp.robot
+++ b/redfish/managers/test_multiple_interfaces_dhcp.robot
@@ -12,6 +12,8 @@
 Test Teardown   FFDC On Test Case Fail
 Suite Teardown  Redfish.Logout
 
+Test Tags       Multiple_Interfaces_DHCP
+
 *** Variables ***
 
 &{DHCP_ENABLED}           DHCPEnabled=${True}
@@ -33,8 +35,6 @@
 ...                                UseNTPServers=${False}
 ...                                UseDNSServers=${False}
 
-Test Tags                         Multiple_Interfaces_DHCP
-
 *** Test Cases ***
 
 Disable DHCP On Eth1 And Verify System Is Accessible By Eth0