Fix library type error message

src/IhtaAddLibrary.cmake

@@ -127,7 +127,7 @@ macro (ihta_add_library)
 		if (NOT (${IHTA_ADD_LIB_LIBRARY_TYPE} IN_LIST IHTA_ADD_LIB_TYPES))
 			message (
 				FATAL_ERROR
-					"ihta_add_library only supports the following LIBRARY_TYPE's: STATIC, SHARED, INTERFACE or OBJECT"
+					"ihta_add_library only supports the following LIBRARY_TYPE's: STATIC, SHARED"
 			)
 		endif ()
 	else ()