Revert buggy timeline layout refactor

ts/components/conversation/TimelineWarnings.tsx

@@ -1,11 +1,19 @@
-// Copyright 2021-2022 Signal Messenger, LLC
+// Copyright 2021 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
 
-import type { FunctionComponent } from 'react';
-import React from 'react';
+import type { ReactNode } from 'react';
+import React, { forwardRef } from 'react';
 
 const CLASS_NAME = 'module-TimelineWarnings';
 
-export const TimelineWarnings: FunctionComponent = ({ children }) => (
-  <div className={CLASS_NAME}>{children}</div>
+type PropsType = {
+  children: ReactNode;
+};
+
+export const TimelineWarnings = forwardRef<HTMLDivElement, PropsType>(
+  ({ children }, ref) => (
+    <div className={CLASS_NAME} ref={ref}>
+      {children}
+    </div>
+  )
 );