fix(ion-slides): fast rerendering causes a crash (#11100)

* fix #10830

add condition, to check if slider exist before remove

* Update swiper.ts

* Fixes minor style issues

src/components/slides/swiper/swiper.ts

@@ -891,6 +891,11 @@ export function enableTouchControl(s: Slides) {
 
 // Cleanup dynamic styles
 function cleanupStyles(s: Slides) {
+  if (!s.container || !s._wrapper) {
+    //fix #10830
+    return;
+  }
+
   // Container
   removeClass(s.container, s._classNames);
   s.container.removeAttribute('style');