Include NimBLE2904 and NimBLE2902 in NimBLEDescriptor.h

* Removes the need to include these in the application.

src/NimBLEDescriptor.h

@@ -105,6 +105,9 @@ public:
     virtual void onWrite(NimBLEDescriptor* pDescriptor);
 };
 
+#include "NimBLE2904.h"
+#include "NimBLE2902.h"
+
 #endif // #if defined(CONFIG_BT_NIMBLE_ROLE_PERIPHERAL)
 #endif /* CONFIG_BT_ENABLED */
 #endif /* MAIN_NIMBLEDESCRIPTOR_H_ */