wifi: ath11k: 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:

  h11k/ahb.c:1124:11: error: cast to smaller integer type 'enum ath11k_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/20230810091224.70088-1-krzysztof.kozlowski@linaro.org

drivers/net/wireless/ath/ath11k/ahb.c

@@ -1096,7 +1096,7 @@ static int ath11k_ahb_probe(struct platform_device *pdev)
 		return -EINVAL;
 	}
 
-	hw_rev = (enum ath11k_hw_rev)of_id->data;
+	hw_rev = (uintptr_t)of_id->data;
 
 	switch (hw_rev) {
 	case ATH11K_HW_IPQ8074: