Fix build stub to integrate intel8x0m into intel8x0 driver

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/pci/intel8x0m.c b/pci/intel8x0m.c
deleted file mode 100644
index fb0b612..0000000
--- a/pci/intel8x0m.c
+++ /dev/null
@@ -1,4 +0,0 @@
-#include "adriver.h"
-#include "pci_iomap_compat.c"
-#include "../alsa-kernel/pci/intel8x0m.c"
-EXPORT_NO_SYMBOLS;