w1: matrox: switch from asm to linux header

linux/io.h is preferred over asm/io.h:

  WARNING: Use #include <linux/io.h> instead of <asm/io.h>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230415104304.104134-10-krzysztof.kozlowski@linaro.orgSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/w1/masters/matrox_w1.c

@@ -7,7 +7,7 @@
 
 #include <asm/types.h>
 #include <linux/atomic.h>
-#include <asm/io.h>
+#include <linux/io.h>
 
 #include <linux/delay.h>
 #include <linux/kernel.h>