wifi: ath10k: fix Wvoid-pointer-to-enum-cast warning

'hw_rev' is an enum, thus cast of pointer on 64-bit compile test with W=1
causes:

  ath10k/ahb.c:736:11: error: cast to smaller integer type 'enum ath10k_hw_rev' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cast]
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20230810091224.70088-2-krzysztof.kozlowski@linaro.org

drivers/net/wireless/ath/ath10k/ahb.c

@@ -733,7 +733,7 @@ static int ath10k_ahb_probe(struct platform_device *pdev)
 	int ret;
 	struct ath10k_bus_params bus_params = {};
 
-	hw_rev = (enum ath10k_hw_rev)of_device_get_match_data(&pdev->dev);
+	hw_rev = (uintptr_t)of_device_get_match_data(&pdev->dev);
 	if (!hw_rev) {
 		dev_err(&pdev->dev, "OF data missing\n");
 		return -EINVAL;