dt-bindings: usb: Change descibe to describe in usbmisc-imx.txt

s/descibe/describe/

Signed-off-by: Bhaskar Chowdhury <unixbhaskar@gmail.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://lore.kernel.org/r/20210203153315.15170-1-unixbhaskar@gmail.com


Signed-off-by: Rob Herring <robh@kernel.org>