Update src/sage/categories/coxeter_groups.py

Co-authored-by: Travis Scrimshaw <[email protected]>

Author: fchapoton

src/sage/categories/coxeter_groups.py

@@ -260,7 +260,7 @@ def braid_orbit_iter(self, word):
 
             INPUT:
 
-            - ``word``: a list (or iterable) of indices in
+            - ``word`` -- a list (or iterable) of indices in
               ``self.index_set()``
 
             OUTPUT: