kernel: re-enable CONFIG_SND_VERBOSE_PROCFS (FS#66)

Signed-off-by: Felix Fietkau <[email protected]>

target/linux/generic/config-4.4

@@ -3899,7 +3899,7 @@ CONFIG_SND_USB=y
 # CONFIG_SND_USB_USX2Y is not set
 # CONFIG_SND_USB_VARIAX is not set
 # CONFIG_SND_VERBOSE_PRINTK is not set
-# CONFIG_SND_VERBOSE_PROCFS is not set
+CONFIG_SND_VERBOSE_PROCFS=y
 # CONFIG_SND_VIA82XX is not set
 # CONFIG_SND_VIA82XX_MODEM is not set
 # CONFIG_SND_VIRTUOSO is not set