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: I2d7fc24e700447924cb3f3d9dafb31c11b94ec8c
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/meta-msn/recipes-phosphor/initfs/files/obmc-init.sh b/meta-msn/recipes-phosphor/initfs/files/obmc-init.sh
index 55862aa..9512c76 100644
--- a/meta-msn/recipes-phosphor/initfs/files/obmc-init.sh
+++ b/meta-msn/recipes-phosphor/initfs/files/obmc-init.sh
@@ -46,7 +46,7 @@
 
 # This fw_get_env_var is a possibly broken version of fw_printenv that
 # does not check the crc or flag byte.
-# The u-boot environemnt starts with a crc32, followed by a flag byte
+# The u-boot environment starts with a crc32, followed by a flag byte
 # when a redundannt environment is configured, followed by var=value\0 sets.
 # The flag byte for nand is a 1 byte counter; for nor it is a 1 or 0 byte.