refactor: replace 'preact' with 'react' (#1048)

app/assets/javascripts/Components/Shared/HorizontalSeparator.tsx

@@ -1,8 +1,10 @@
-import { FunctionalComponent } from 'preact'
+import { FunctionComponent } from 'react'
 
 type Props = {
   classes?: string
 }
-export const HorizontalSeparator: FunctionalComponent<Props> = ({ classes = '' }) => {
+const HorizontalSeparator: FunctionComponent<Props> = ({ classes = '' }) => {
   return <hr className={`h-1px w-full bg-border no-border ${classes}`} />
 }
+
+export default HorizontalSeparator