Add physical mirek limits to DaliDt8State and implement color temperature limit methods in DaliDT8

include/device.hpp

@@ -55,6 +55,8 @@ struct DaliDt8State {
   std::optional<int> mirek;
   std::optional<int> mirekMin;
   std::optional<int> mirekMax;
+  std::optional<int> physicalMirekMin;
+  std::optional<int> physicalMirekMax;
   std::optional<std::vector<int>> rgbwaf;
   std::optional<std::vector<int>> primaryN;