doc: usbmon: fix wording "be reading until"
doc: usbmon: fix wording "be reading until"

The usbmon documentation uses "be reading until" which is an unusual
wording.  Change it to "read until it" which is more clear.

Signed-off-by: Jeremiah Mahler <0c597d45353d741b4835ff5e56c2bc263abede5d@gmail.com>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs