Fix redundant imports and spelling mistakes

Change-Id: I8f6b6580dfabb0bad5ed3e1befabc21f4769b324
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/redfish/events/test_bmc_snmp_trap.robot b/redfish/events/test_bmc_snmp_trap.robot
index 8d1b6fb..6c6fbce 100644
--- a/redfish/events/test_bmc_snmp_trap.robot
+++ b/redfish/events/test_bmc_snmp_trap.robot
@@ -4,13 +4,11 @@
 ...            configuration refer http://www.net-snmp.org/.
 
 
-Resource  ../../lib/snmp/resource.robot
-Resource  ../../lib/snmp/redfish_snmp_utils.robot
-Resource  ../../lib/bmc_redfish_resource.robot
-Resource  ../../lib/openbmc_ffdc.robot
-Resource  ../../lib/bmc_redfish_resource.robot
-Resource  ../../lib/openbmc_ffdc.robot
-Resource  ../../lib/logging_utils.robot
+Resource      ../../lib/snmp/resource.robot
+Resource      ../../lib/snmp/redfish_snmp_utils.robot
+Resource      ../../lib/bmc_redfish_resource.robot
+Resource      ../../lib/openbmc_ffdc.robot
+Resource      ../../lib/logging_utils.robot
 
 
 Test Teardown  FFDC On Test Case Fail
@@ -196,7 +194,7 @@
     ...  AND
     ...  Delete SNMP Manager Via Redfish  ${SNMP_MGR3_IP}  ${NON_DEFAULT_PORT2}
 
-    # Configure multiple SNMP managers with diffrent ports.
+    # Configure multiple SNMP managers with different ports.
     Configure SNMP Manager Via Redfish  ${SNMP_MGR1_IP}  ${SNMP_DEFAULT_PORT}
     Configure SNMP Manager Via Redfish  ${SNMP_MGR2_IP}  ${NON_DEFAULT_PORT1}
     Configure SNMP Manager Via Redfish  ${SNMP_MGR3_IP}  ${NON_DEFAULT_PORT2}