features: add coretemp feature

This patch adds a configuration fragment and scc file to support
the coretemp feature on some Intel platforms.

Partial fix for [YOCTO #8107].

Signed-off-by: California Sullivan <california.l.sullivan@intel.com>

features/thermal/coretemp.cfg

+# IOSF_MBI is required by INTEL_SOC_DTS_THERMAL
+CONFIG_IOSF_MBI=m
+
+# Intel Core/Core2/Atom temperature sensor
+CONFIG_SENSORS_CORETEMP=m
+
+# Intel SoCs DTS thermal driver
+CONFIG_INTEL_SOC_DTS_THERMAL=m
+
+# ACPI INT340X thermal drivers
+CONFIG_INT340X_THERMAL=m

features/thermal/coretemp.scc

+define KFEATURE_DESCRIPTION "Coretemp support for Intel platforms"
+define KFEATURE_COMPATIBILITY board
+
+kconf hardware coretemp.cfg