docs: ABI: fixed formatting in configfs-usb-gadget-uac2

Added missing tab, line breaks.

Fixes: e3088eb ("docs: ABI: added missing num_requests param to UAC2")
Reported-by: Stephen Rothwell <[email protected]>
Signed-off-by: Pavel Hofman <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>

Author: pavhofman

Documentation/ABI/testing/configfs-usb-gadget-uac2

@@ -30,6 +30,6 @@ Description:
 					(in 1/256 dB)
 		p_volume_res		playback volume control resolution
 					(in 1/256 dB)
-		req_number	the number of pre-allocated requests for both capture
-					and playback
+		req_number		the number of pre-allocated requests
+					for both capture and playback
 		=====================	=======================================