Revert "ALSA: usb-audio: Split endpoint setups for hw_params and prepare (take#2)"

This reverts commit 56e28371 which is
commit 2be79d58 upstream.

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: Ia50296da98428649613548dfe31c8dc9669da0d6
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>