Fix misc Kconfig typos

Fix various Kconfig typos.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 1443024..22bb540 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -865,7 +865,7 @@
 	bool
 
 #
-# Endianess selection.  Suffiently obscure so many users don't know what to
+# Endianess selection.  Sufficiently obscure so many users don't know what to
 # answer,so we try hard to limit the available choices.  Also the use of a
 # choice statement should be more obvious to the user.
 #
@@ -874,7 +874,7 @@
 	help
 	  Some MIPS machines can be configured for either little or big endian
 	  byte order. These modes require different kernels and a different
-	  Linux distribution.  In general there is one prefered byteorder for a
+	  Linux distribution.  In general there is one preferred byteorder for a
 	  particular system but some systems are just as commonly used in the
 	  one or the other endianess.