ASoC: Fix file patterns for PXA sound drivers

The file matches for PXA sound drivers missed the generic AC97 support
and were overly specific within sound/soc/pxa, omitting all machine
drivers and the SSP driver.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index 3cf4f0d..17c8ec1 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4544,7 +4544,8 @@
 F:	drivers/spi/pxa2xx*
 F:	drivers/usb/gadget/pxa2*
 F:	include/sound/pxa2xx-lib.h
-F:	sound/soc/pxa/pxa2xx*
+F:	sound/arm/pxa*
+F:	sound/soc/pxa
 
 PXA168 SUPPORT
 P:	Eric Miao