Spelling fixes

Spelling errors found using github.com/lucasdemarchi/codespell
A tool to fix common misspellings.
This tool is licensed under GNU General Public License, version 2.

Change-Id: I13bbeeb8f1467efc1cf8748e1a66343e879dfc8a
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/lib/openbmc_ffdc_list.py b/lib/openbmc_ffdc_list.py
index 27e9b77..037c921 100755
--- a/lib/openbmc_ffdc_list.py
+++ b/lib/openbmc_ffdc_list.py
@@ -14,7 +14,7 @@
 # -------------------
 
 # -----------------------------------------------------------------
-# Dict Name {  Index string : { Key String :  Comand string} }
+# Dict Name {  Index string : { Key String :  Command string} }
 # -----------------------------------------------------------------
 # Add cmd's needed to be part of the ffdc report manifest file
 FFDC_BMC_CMD = {