Don't display M421 values for UBL at startup

It takes 20 seconds to display the mesh values at startup...   If we are going to display this information at startup, we should find a more terse way to do it.   Perhaps displaying an entire row of the mesh at a time makes sense?

Marlin/configuration_store.cpp

@@ -2219,9 +2219,9 @@ void MarlinSettings::reset() {
           SERIAL_ECHOPAIR("EEPROM can hold ", calc_num_meshes());
           SERIAL_ECHOLNPGM(" meshes.\n");
         }
-
-        ubl.report_current_mesh();
-
+    
+//      ubl.report_current_mesh(PORTVAR_SOLO);   // This is too verbose for large mesh's.   A better (more terse)
+                                                 // solution needs to be found.
       #elif ENABLED(AUTO_BED_LEVELING_BILINEAR)
 
         if (leveling_is_valid()) {