net: dwc_eth_qos: Fix header to be self-contained

Before this commit, usage of this header relied on a specific include
order. Fix it by including all dependencies.

Signed-off-by: Philip Oberfichtner <pro@denx.de>
Reviewed-by: Marek Vasut <marex@denx.de>

drivers/net/dwc_eth_qos.h

@@ -3,8 +3,11 @@
  * Copyright 2022 NXP
  */
 
-#include <phy_interface.h>
+#include <asm/gpio.h>
+#include <clk.h>
 #include <linux/bitops.h>
+#include <phy_interface.h>
+#include <reset.h>
 
 /* Core registers */