Fix typo in the code

Change-Id: I9f0882a0d704e6a3af96aba37f9bbaf8470dc261
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/redfish/systems/test_alternate_fan_settings.robot b/redfish/systems/test_alternate_fan_settings.robot
index 2688680..17c2289 100755
--- a/redfish/systems/test_alternate_fan_settings.robot
+++ b/redfish/systems/test_alternate_fan_settings.robot
@@ -1,6 +1,6 @@
 *** Settings ***
 
-Documentation  Test Suite for Suppported Fan Modules.
+Documentation  Test Suite for Supported Fan Modules.
 
 Resource         ../../lib/rest_client.robot
 Resource         ../../lib/bmc_redfish_resource.robot