ABI: sysfs-bus-usb: use a wildcard for interface name on What

Use <INTERFACE> instead of INTERFACE, in order for the get_abi.pl
script to be able to identify this as a wildcard.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/cec7048385b6a4779894e19af681226e60f4d8b9.1632750608.git.mchehab+huawei@kernel.orgSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Documentation/ABI/testing/sysfs-bus-usb

-What:		/sys/bus/usb/devices/INTERFACE/authorized
+What:		/sys/bus/usb/devices/<INTERFACE>/authorized
 Date:		August 2015
 Description:
 		This allows to authorize (1) or deauthorize (0)