generic/5.4: change thermal to tristate

fix #4922

target/linux/generic/hack-5.4/999-thermal-tristate.patch

+--- a/drivers/thermal/Kconfig
++++ b/drivers/thermal/Kconfig
+@@ -4,7 +4,7 @@
+ #
+ 
+ menuconfig THERMAL
+-	bool "Generic Thermal sysfs driver"
++	tristate "Generic Thermal sysfs driver"
+ 	help
+ 	  Generic Thermal Sysfs driver offers a generic mechanism for
+ 	  thermal management. Usually it's made up of one or more thermal

target/linux/ramips/patches-5.4/998-thermal-bool.patch

+--- a/drivers/thermal/Kconfig
++++ b/drivers/thermal/Kconfig
+@@ -4,7 +4,7 @@
+ #
+ 
+ menuconfig THERMAL
+-	tristate "Generic Thermal sysfs driver"
++	bool "Generic Thermal sysfs driver"
+ 	help
+ 	  Generic Thermal Sysfs driver offers a generic mechanism for
+ 	  thermal management. Usually it's made up of one or more thermal