Patch some planner compile errors

Marlin/planner.h

     static void set_position_mm(const AxisEnum axis, const float &v);
     static FORCE_INLINE void set_z_position_mm(const float &z) { set_position_mm(Z_AXIS, z); }
     static FORCE_INLINE void set_e_position_mm(const float &e) {
-      set_position_mm(E_AXIS
+      set_position_mm((AxisEnum)E_AXIS
         #if ENABLED(DISTINCT_E_FACTORS)
           + active_extruder
         #endif

Marlin/ultralcd.cpp

       if (e == active_extruder)
         _planner_refresh_positioning();
       else
-        planner.steps_to_mm[i] = 1.0 / planner.axis_steps_per_mm[i];
+        planner.steps_to_mm[e] = 1.0 / planner.axis_steps_per_mm[e];
     }
     void _planner_refresh_e0_positioning() { _reset_e_acceleration_rate(0); }
     void _planner_refresh_e1_positioning() { _reset_e_acceleration_rate(1); }