fix(alert): Add comment to give context about why this approach has been implemented.

Author: joselrio

core/src/components/alert/alert.tsx

@@ -413,9 +413,13 @@ export class Alert implements ComponentInterface, OverlayInterface {
     await this.delegateController.attachViewToDom();
 
     await present(this, 'alertEnter', iosEnterAnimation, mdEnterAnimation).then(() => {
+      /**
+       * Check if alert has only one button and no inputs.
+       * If so, focus the button, oderwise focus the alert wrapper.
+       * This will map to the default native alert behavior.
+      */
       if (this.buttons.length === 1 && this.inputs.length === 0) {
         const queryBtn = this.wrapperEl?.querySelector('.alert-button') as HTMLButtonElement;
-
         queryBtn.focus();
       } else {
         this.wrapperEl?.focus();