[docs] Add missing word in embind.rst (#23489)

Author: kripken

site/source/docs/porting/connecting_cpp_and_javascript/embind.rst

@@ -860,7 +860,7 @@ Class properties can be defined several ways as seen below.
         class_<Person>("Person")
             .constructor<>()
             // Bind directly to a class member with automatically generated getters/setters using a
-            // reference return policy so the object does not need to be deleted JS.
+            // reference return policy so the object does not need to be deleted from JS.
             .property("location", &Person::location, return_value_policy::reference())
             // Same as above, but this will return a copy and the object must be deleted or it will
             // leak!