Escape [...] in text for rich display (onnx#243)

Previously `[...]` was not displayed correct due to how rich handles the
text. This change fixes it by escaping the text.

Signed-off-by: Justin Chu <justinchuby@users.noreply.github.com>

Author: justinchuby

src/onnx_ir/_display.py

@@ -39,6 +39,11 @@ def display(self, *, page: bool = False) -> None:
             )
             return
 
+        import rich.markup
+
+        # Escape text to display `[...]` correctly
+        text = rich.markup.escape(text)
+
         if page:
             import rich.console