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/managers/test_bmc_dumps.robot b/redfish/managers/test_bmc_dumps.robot
index efe287c..2349bb3 100644
--- a/redfish/managers/test_bmc_dumps.robot
+++ b/redfish/managers/test_bmc_dumps.robot
@@ -337,7 +337,7 @@
     # Verify that BMC dump is available.
     Wait Until Keyword Succeeds  2 min  10 sec  Is BMC Dump Available
 
-    # Verifing that there is only one dump.
+    # Verifying that there is only one dump.
     ${dump_entries}=  Get BMC Dump Entries
     ${length}=  Get length  ${dump_entries}
     Should Be Equal As Integers  ${length}  ${1}