Capitalized "arguments" to adhere to new code standards.

Capitalized "arguments" in places it wasn't.
This commit is style changes only.

Change-Id: I079cd9dbd4bd9aef630ba871c4e1b21f38efb30c
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/tests/test_openbmc_service_restart_policy.robot b/tests/test_openbmc_service_restart_policy.robot
index faa10ff..d52a51f 100644
--- a/tests/test_openbmc_service_restart_policy.robot
+++ b/tests/test_openbmc_service_restart_policy.robot
@@ -83,7 +83,7 @@
 *** Keywords ***
 
 Check Service Autorestart
-    [arguments]    ${servicename}
+    [Arguments]    ${servicename}
     ${restart_policy}=
     ...  Execute Restart Policy Command
     ...  systemctl -p Restart show ${servicename} | cut -d = -f2
@@ -92,7 +92,7 @@
 
 
 Execute Restart Policy Command
-    [arguments]    ${command}
+    [Arguments]    ${command}
     ${stdout}   ${stderr}=   Execute Command   ${command}   return_stderr=True
     Should Be Empty    ${stderr}
     [Return]    ${stdout}