Make React Spring respect animation preferences (#35018)

app/javascript/mastodon/features/ui/components/upload_area.tsx

@@ -4,8 +4,6 @@ import { FormattedMessage } from 'react-intl';
 
 import { animated, config, useSpring } from '@react-spring/web';
 
-import { reduceMotion } from 'mastodon/initial_state';
-
 interface UploadAreaProps {
   active?: boolean;
   onClose: () => void;
@@ -39,7 +37,6 @@ export const UploadArea: React.FC<UploadAreaProps> = ({ active, onClose }) => {
       opacity: 1,
     },
     reverse: !active,
-    immediate: reduceMotion,
   });
   const backgroundAnimStyles = useSpring({
     from: {
@@ -50,7 +47,6 @@ export const UploadArea: React.FC<UploadAreaProps> = ({ active, onClose }) => {
     },
     reverse: !active,
     config: config.wobbly,
-    immediate: reduceMotion,
   });
 
   return (