Tracker: move to using CANManager library

AntennaTracker/Parameters.cpp

@@ -269,10 +269,10 @@ const AP_Param::Info Tracker::var_info[] = {
     // @Path: ../libraries/AP_BoardConfig/AP_BoardConfig.cpp
     GOBJECT(BoardConfig,            "BRD_",       AP_BoardConfig),
 
-#if HAL_WITH_UAVCAN
+#if HAL_MAX_CAN_PROTOCOL_DRIVERS
     // @Group: CAN_
-    // @Path: ../libraries/AP_BoardConfig/AP_BoardConfig_CAN.cpp
-    GOBJECT(BoardConfig_CAN,        "CAN_",       AP_BoardConfig_CAN),
+    // @Path: ../libraries/AP_CANManager/AP_CANManager.cpp
+    GOBJECT(can_mgr,        "CAN_",       AP_CANManager),
 #endif
 
     // GPS driver

AntennaTracker/Parameters.h

@@ -86,7 +86,7 @@ public:
         k_param_gcs3,               // stream rates for fourth MAVLink port
         k_param_log_bitmask,        // 140
         k_param_notify,
-        k_param_BoardConfig_CAN,
+        k_param_can_mgr,
         k_param_battery,
 
         //

AntennaTracker/system.cpp

@@ -9,8 +9,8 @@ void Tracker::init_ardupilot()
     stats.init();
 
     BoardConfig.init();
-#if HAL_WITH_UAVCAN
-    BoardConfig_CAN.init();
+#if HAL_MAX_CAN_PROTOCOL_DRIVERS
+    can_mgr.init();
 #endif
 
     // initialise notify