feat(trainer): make test output more obvious

NoSoliciting.Trainer/Program.cs

@@ -174,8 +174,12 @@ namespace NoSoliciting.Trainer {
                 var row = new object[1 + confuse.Count];
                 row[0] = name;
                 for (var j = 0; j < confuse.Count; j++) {
+                    if (i == j) {
+                        row[j + 1] = $"= {confuse[j]} =";
+                    } else {
                         row[j + 1] = confuse[j];
                     }
+                }
 
                 table.AddRow(row);
             }