typo fixes

Most of these fixes were already submitted for old kernel versions, and were
approved, but for some reason they never made it into the releases.

Because this is a consolidation of a couple old missed patches, it touches both
Kconfigs and documentation texts.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Adrian Bunk <bunk@kernel.org>
diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig
index d12346a..bbecbd8 100644
--- a/arch/avr32/Kconfig
+++ b/arch/avr32/Kconfig
@@ -189,7 +189,7 @@
 
 endmenu
 
-menu "Power managment options"
+menu "Power management options"
 
 menu "CPU Frequency scaling"