iwlegacy: rename iwl-prph.h to prph.h

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 8e4450e..8ae4e3f 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -36,7 +36,7 @@
 
 #include "commands.h"
 #include "csr.h"
-#include "iwl-prph.h"
+#include "prph.h"
 #include "iwl-debug.h"
 
 struct il_host_cmd;