Fix Line has trailing whitespace (TrailingWhitespace)

Changes:
     - Remove trailing white spaces in code

Tested:
     - NA

Change-Id: I6eb73386d46e6f189f127d0a64a5156d3c4c2854
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/redfish/managers/test_managers_bmc_time.robot b/redfish/managers/test_managers_bmc_time.robot
index a9796f9..591aafa 100644
--- a/redfish/managers/test_managers_bmc_time.robot
+++ b/redfish/managers/test_managers_bmc_time.robot
@@ -348,7 +348,7 @@
     ...  valid_status_codes=[${HTTP_OK}, ${HTTP_NO_CONTENT}]
 
     Wait Until Keyword Succeeds  1 min  10 sec  Check Date And Time Was Changed
-    
+
 Check Date And Time Was Changed
     [Documentation]  Verify date was current date and time.