Update code documentation misspelling correction

Changes:
     - Fix code documentation typo

Tested:
     - NA

Change-Id: Ia198c9729fb6550f9abf9edd8a795f03027f53be
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/redfish/update_service/test_redfish_bmc_code_update.robot b/redfish/update_service/test_redfish_bmc_code_update.robot
index de37d40..54a277d 100644
--- a/redfish/update_service/test_redfish_bmc_code_update.robot
+++ b/redfish/update_service/test_redfish_bmc_code_update.robot
@@ -297,8 +297,8 @@
 
 
 Verify Redfish Code Update With Different Interrupted Operation
-    [Documentation]  Verify code update is successful when other opreation getting executed i.e.
-    ...              change the hostname.
+    [Documentation]  Verify code update is successful when other operation
+    ...              getting executed i.e. change the hostname.
     [Arguments]  ${operation}  ${count}
 
     # Description of argument(s):