trivial: fix typos/grammar errors in Kconfig texts

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/uwb/Kconfig b/drivers/uwb/Kconfig
index ca78312..bac8e7a 100644
--- a/drivers/uwb/Kconfig
+++ b/drivers/uwb/Kconfig
@@ -48,10 +48,10 @@
         help
           This driver enables the radio controller for WHCI cards.
 
-          WHCI is an specification developed by Intel
+          WHCI is a specification developed by Intel
           (http://www.intel.com/technology/comms/wusb/whci.htm) much
           in the spirit of USB's EHCI, but for UWB and Wireless USB
-          radio/host controllers connected via memmory mapping (eg:
+          radio/host controllers connected via memory mapping (eg:
           PCI). Most of these cards come also with a Wireless USB host
           controller.