ALSA: pci: Drop superfluous ifdef CONFIG_PROC_FS

The compiler can optimize the unused code away, so we can drop
ifdefs.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --cc sound/pci/ak4531_codec.c
Simple merge

diff --cc sound/pci/atiixp.c
Simple merge

diff --cc sound/pci/atiixp_modem.c
Simple merge

diff --cc sound/pci/cmipci.c
Simple merge

diff --cc sound/pci/ice1712/quartet.c
Simple merge

diff --cc sound/pci/intel8x0.c
Simple merge

diff --cc sound/pci/intel8x0m.c
Simple merge

diff --cc sound/pci/oxygen/oxygen_lib.c
Simple merge