feat: add an option to determine whether to pause CSS animation when playback is paused (#428)

set pauseAnimation to true by default

src/types.ts

@@ -404,6 +404,7 @@ export type playerConfig = {
   insertStyleRules: string[];
   triggerFocus: boolean;
   UNSAFE_replayCanvas: boolean;
+  pauseAnimation?: boolean;
   mouseTail:
     | boolean
     | {