ChatMessageReactionWrapper: put EmojiSelector in a portal to avoid overflow-x issues

app/soapbox/components/ui/emoji-selector/emoji-selector.tsx

@@ -113,7 +113,7 @@ const EmojiSelector: React.FC<IEmojiSelector> = ({
 
   return (
     <div
-      className={clsx('z-50 transition-opacity duration-100', {
+      className={clsx('z-[101] transition-opacity duration-100', {
         'opacity-0 pointer-events-none': !visible,
       })}
       ref={setPopperElement}

app/soapbox/features/chats/components/chat-message-reaction-wrapper/chat-message-reaction-wrapper.tsx

@@ -1,6 +1,7 @@
 import React, { useState, useEffect } from 'react';
 
-import EmojiSelector from '../../../../components/ui/emoji-selector/emoji-selector';
+import { Portal } from 'soapbox/components/ui';
+import EmojiSelector from 'soapbox/components/ui/emoji-selector/emoji-selector';
 
 interface IChatMessageReactionWrapper {
   onOpen(isOpen: boolean): void
@@ -36,6 +37,7 @@ function ChatMessageReactionWrapper(props: IChatMessageReactionWrapper) {
         onClick: onToggleVisibility,
       })}
 
+      <Portal>
         <EmojiSelector
           visible={isOpen}
           referenceElement={referenceElement}
@@ -44,6 +46,7 @@ function ChatMessageReactionWrapper(props: IChatMessageReactionWrapper) {
           offset={[-10, 12]}
           all={false}
         />
+      </Portal>
     </React.Fragment>
   );
 }