Fix code typo in the repository

Changes:
    - Corrected spelling mistake in the repository

Tested:
    - NA

Change-Id: Ic721bbb2efc0f9f5a1895e3f5994fdb38fe310cd
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/bmc_redfish_utils.robot b/lib/bmc_redfish_utils.robot
index c8e9ac4..6cb7526 100644
--- a/lib/bmc_redfish_utils.robot
+++ b/lib/bmc_redfish_utils.robot
@@ -280,7 +280,7 @@
     [Arguments]  ${users}  ${force}=${False}
 
     # Description of argument(s):
-    # users    Dictionary of roles and user credentails to be created.
+    # users    Dictionary of roles and user credentials to be created.
     #          Ex:  {'Administrator': '[admin_user, TestPwd123]', 'Operator': '[operator_user, TestPwd123]'}
     # force    Delete given user account if already exists when force is True.