merge filename and modify references to iseries/vio.h

Signed-off-by: Kelly Daly <kelly@au.ibm.com>

arch/powerpc/platforms/iseries/viopath.c

@@ -46,7 +46,7 @@
 #include <asm/iseries/hv_lp_event.h>
 #include <asm/iseries/hv_lp_config.h>
 #include <asm/iseries/mf.h>
-#include <asm/iSeries/vio.h>
+#include <asm/iseries/vio.h>
 
 /* Status of the path to each other partition in the system.
  * This is overkill, since we will only ever establish connections