Corrected URL

Author: VisruthSK

docs/extensions/listings/shortcodes-and-filters.yml

@@ -259,7 +259,7 @@
     Smart first-line indent for HTML/LaTeX/PDF outputs
 
 - name: flourish
-  path: https://github.com/kbodwin/flourish?
+  path: https://github.com/kbodwin/flourish
   author: '[Kelly Bodwin](https://github.com/kbodwin)'
   description: >
     Style code in rendered chunks.