Add support for DT4, DT5, and DT6 devices

- Updated CMakeLists.txt to include new source files for DT4, DT5, and DT6.
- Modified dali.hpp to include headers for DT4, DT5, and DT6.
- Added command definitions for DT4, DT5, and DT6 in dali_define.hpp.
- Enhanced DaliDeviceCapabilities to support DT4, DT5, and DT6 detection.
- Implemented DT4 and DT5 classes with methods for device control and status querying.
- Created DT6 class with methods for device control and status querying.
- Updated decode.cpp to include new device types in the deviceTypeName mapping.
- Enhanced device.cpp to handle new device capabilities.

include/dali.hpp

@@ -11,6 +11,9 @@
 #include "decode.hpp"
 #include "device.hpp"
 #include "dt1.hpp"
+#include "dt4.hpp"
+#include "dt5.hpp"
+#include "dt6.hpp"
 #include "dt8.hpp"
 #include "addr.hpp"
 #include "gateway_cloud.hpp"
@@ -46,11 +49,15 @@ class Dali {
   DaliBase base;
   DaliDecode decode;
   DaliDT1 dt1;
+  DaliDT4 dt4;
+  DaliDT5 dt5;
+  DaliDT6 dt6;
   DaliDT8 dt8;
   DaliAddr addr;
 
   explicit Dali(DaliComm& comm, int g = 0, const std::string& n = "dali1")
-      : name(n), gw(g), base(comm), decode(), dt1(base), dt8(base), addr(base) {}
+      : name(n), gw(g), base(comm), decode(), dt1(base), dt4(base), dt5(base), dt6(base),
+        dt8(base), addr(base) {}
 
   void open() {}
   void close() {}