doc: fix double words

Fix double words "the the" in various files
within Documentations.

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/Documentation/usb/WUSB-Design-overview.txt b/Documentation/usb/WUSB-Design-overview.txt
index 4c5e379..1cd07c0 100644
--- a/Documentation/usb/WUSB-Design-overview.txt
+++ b/Documentation/usb/WUSB-Design-overview.txt
@@ -25,7 +25,7 @@
     * Design-overview.txt-1.8
 
 This code implements a Ultra Wide Band stack for Linux, as well as
-drivers for the the USB based UWB radio controllers defined in the
+drivers for the USB based UWB radio controllers defined in the
 Wireless USB 1.0 specification (including Wireless USB host controller
 and an Intel WiNET controller).