Language settings updates, new primary language setting (#1471)

* move content languages to screen

* add dropdown library, style primary lang select

* update settings button

* show selected langauges in button

* use primary language in translator link

* update copy

* lint

src/view/com/post-thread/PostThreadItem.tsx

@@ -75,7 +75,10 @@ export const PostThreadItem = observer(function PostThreadItem({
   }, [item.post.uri, item.post.author])
   const repostsTitle = 'Reposts of this post'
 
-  const translatorUrl = getTranslatorLink(record?.text || '')
+  const translatorUrl = getTranslatorLink(
+    record?.text || '',
+    store.preferences.primaryLanguage,
+  )
   const needsTranslation = useMemo(
     () =>
       store.preferences.contentLanguages.length > 0 &&