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 0a49b788a4254b5fcad08ae1758741694927cd06)
diff --git a/drivers/sensor/nxp_kinetis_temp/Kconfig b/drivers/sensor/nxp_kinetis_temp/Kconfig
index 63c91cd..10436fd 100644
--- a/drivers/sensor/nxp_kinetis_temp/Kconfig
+++ b/drivers/sensor/nxp_kinetis_temp/Kconfig
@@ -7,7 +7,8 @@
 	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.