usb: usbtmc: Update ioctl-number.txt

Reserve a suitable range of ioctl numbers for USBTMC driver.
Signed-off-by: Guido Kiener <guido.kiener@rohde-schwarz.com>
Reviewed-by: Steve Bayless <steve_bayless@keysight.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Documentation/ioctl/ioctl-number.txt

@@ -201,7 +201,7 @@ Code  Seq#(hex)	Include File		Comments
 'X'	01	linux/pktcdvd.h		conflict!
 'Y'	all	linux/cyclades.h
 'Z'	14-15	drivers/message/fusion/mptctl.h
-'['	00-07	linux/usb/tmc.h		USB Test and Measurement Devices
+'['	00-3F	linux/usb/tmc.h		USB Test and Measurement Devices
 					<mailto:gregkh@linuxfoundation.org>
 'a'	all	linux/atm*.h, linux/sonet.h	ATM on linux
 					<http://lrcwww.epfl.ch/>