Fix typo spelling in the test documentation

Change-Id: Id321a7e420b6303ace297521b6315caa24930f4f
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/bmc_redfish_utils.py b/lib/bmc_redfish_utils.py
index 2bd6c94..a39c5d9 100644
--- a/lib/bmc_redfish_utils.py
+++ b/lib/bmc_redfish_utils.py
@@ -126,7 +126,7 @@
 
         Description of argument(s):
         resource_path      URI resource base path (e.g. "/redfish/v1/Chassis/").
-        end_point_prefix   Name of the enpoint (e.g. 'Power').
+        end_point_prefix   Name of the endpoint (e.g. 'Power').
 
         Find all list entries ending in "/endpoint" combination such as
         /redfish/v1/Chassis/<foo>/Power