drivers: sensors: nxp: kinetis: temp: select CONFIG_ADC

The NXP Kinetis temperature sensor depends on CONFIG_ADC. Make the driver
Kconfig select CONFIG_ADC to get better CI coverage (enabling the driver
when CONFIG_SENSOR is enabled without depending on CONFIG_ADC=y).

Signed-off-by: Henrik Brix Andersen <hebad@vestas.com>
(cherry picked from commit 0a49b78)

drivers/sensor/nxp_kinetis_temp/Kconfig

@@ -7,7 +7,8 @@ config TEMP_KINETIS
 	bool "NXP Kinetis Temperature Sensor"
 	default y
 	depends on DT_HAS_NXP_KINETIS_TEMPERATURE_ENABLED
-	depends on (ADC && SOC_FAMILY_KINETIS)
+	depends on SOC_FAMILY_KINETIS
+	select ADC
 	help
 	  Enable driver for NXP Kinetis temperature sensor.