zephyr: Fix 'edefines' typo
Fix a typo that crept into the Kconfig.
BRANCH=none
TEST=build for volteer
@@ -32,7 +32,7 @@ config ZEPHYR
config.h not being available in some headers.
# Define PLATFORM_EC_... options to enable EC features. Each Kconfig should be
-# matched by a line in zephyr/shim/include/config_chip.h which #edefines the
+# matched by a line in zephyr/shim/include/config_chip.h which #defines the
# corresponding EC CONFIG if this Kconfig is enabled.
#
# Please keep these in alphabetical order
