Telegram Mac/Desktop Bot API 10.1 rich-message rendering leaves garbled
overlapping draft/overlay glyphs for CJK text (#47653), affecting every
message containing CJK characters. The legacy MarkdownV2 path renders the
same text cleanly, so skip the rich send / draft / final-edit paths up
front for content containing CJK (incl. astral-plane extensions) until
affected clients age out. Non-CJK rich rendering is preserved.
Fixes#47653