Resort members of InterfaceInfo to avoid ABI break (#3001)

(cherry picked from commit b59bd9c)

Author: christophfroehlich

hardware_interface/include/hardware_interface/hardware_info.hpp

@@ -47,12 +47,12 @@ struct InterfaceInfo
   std::string data_type = "double";
   /// (Optional) If the handle is an array, the size of the array.
   int size;
-  /// (Optional) enable or disable the limits for the command interfaces
-  bool enable_limits;
   /// (Optional) Key-value pairs of command/stateInterface parameters. This is
   /// useful for drivers that operate on protocols like modbus, where each
   /// interface needs own address(register), datatype, etc.
   std::unordered_map<std::string, std::string> parameters;
+  /// (Optional) enable or disable the limits for the command interfaces
+  bool enable_limits;
 };
 
 /// @brief This structure stores information about a joint that is mimicking another joint