Don't crash in the sample while debugMode isn't reimplemented yet

core/src/main/java/com/afollestad/materialdialogs/MaterialDialog.kt

@@ -299,7 +299,7 @@ class MaterialDialog(
 
   /** Turns debug mode on or off. Draws spec guides over dialog views. */
   @CheckResult fun debugMode(debugMode: Boolean = true): MaterialDialog {
-    TODO("Re-enable")
+//    TODO("Re-enable")
     //this.view.debugMode = debugMode
     return this
   }