Fix RTL text rendering for display names (#4747)

* header display name rtl support

* highlighted post rtl

* move `NON_BREAKING_SPACE` to an external constant

* rtl support in search dropdown

* profile card rtl

* old profile card rtl

* hover card

* wizard list card

* new chat

* account card

* chat header

* clean up notifications

* just force LTR on meta display name

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

@@ -281,7 +281,7 @@ let PostThreadItemLoaded = ({
                 <Link style={s.flex1} href={authorHref} title={authorTitle}>
                   <Text
                     type="xl-bold"
-                    style={[pal.text]}
+                    style={[pal.text, a.self_start]}
                     numberOfLines={1}
                     lineHeight={1.2}>
                     {sanitizeDisplayName(