thermal/drivers/samsung: Fix Wvoid-pointer-to-enum-cast warning

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

  exynos_tmu.c:890:14: error: cast to smaller integer type 'enum soc_type' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cast]
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20230810091318.70261-1-krzysztof.kozlowski@linaro.org

drivers/thermal/samsung/exynos_tmu.c

@@ -887,7 +887,7 @@ static int exynos_map_dt_data(struct platform_device *pdev)
 		return -EADDRNOTAVAIL;
 	}
 
-	data->soc = (enum soc_type)of_device_get_match_data(&pdev->dev);
+	data->soc = (uintptr_t)of_device_get_match_data(&pdev->dev);
 
 	switch (data->soc) {
 	case SOC_ARCH_EXYNOS4210: