feat(element): add eventsPrefix prop to avoid collision with native events

fixes #6450

Author: nolimits4web

src/components-shared/params-list.js

@@ -1,5 +1,6 @@
 /* underscore in name -> watch for changes */
 const paramsList = [
+  'eventsPrefix',
   'modules',
   'init',
   '_direction',

src/element/swiper-element.js

@@ -120,7 +120,10 @@ class SwiperContainer extends ClassToExtend {
       touchEventsTarget: 'container',
       ...(swiperParams.virtual ? {} : { observer: true }),
       onAny: (name, ...args) => {
-        const event = new CustomEvent(name.toLowerCase(), {
+        const eventName = swiperParams.eventsPrefix
+          ? `${swiperParams.eventsPrefix}${name.toLowerCase()}`
+          : name.toLowerCase();
+        const event = new CustomEvent(eventName, {
           detail: args,
           bubbles: true,
           cancelable: true,