Incorrect Macro Icon when Macro Title Contains Left Curly Brace '{'

Some macros will have a different Icon/Image when the title containing Left Curly Brace ('{') at the beginning, middle, or end.

Steps to Replicate

1. Create a new page
2. Insert Expand Macro
3. In the Macro dialog box, set the title to be '{test'
4. Save the Macro

Observed Result

The macro loses its default icon if the left curly brace is placed at the beginning or middle of the title. When it's placed at the end of the title, the macro loses all content in header (icon and title)

Expected Result

The left curly brace in the title shouldn't affect the interface of the macro in Editor

Affected Macro

• Expand Macro
• Information Macro