drivers: usb: atm: use atm_info() instead of atm_printk(KERN_INFO ...

Since we already have the useful atm_info() macro, use it instead of
raw atm_printk()

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
Link: https://lore.kernel.org/r/20201208093206.24780-2-info@metux.net


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>