funced: Use a read prompt *string*

This used a prompt command, but since the prompt was interpolated and
included a `?` it would be run as a glob without qmark-noglob.

Since it's simpler to pass a prompt string, just do that.

share/functions/funced.fish

@@ -120,7 +120,7 @@ function funced --description 'Edit function definition'
                 echo # add a line between the parse error and the prompt
                 set -l repeat
                 set -l prompt (_ 'Edit the file again? [Y/n]')
-                read -p "echo $prompt\  " response
+                read -P "$prompt " response
                 if test -z "$response"
                     or contains $response {Y,y}{E,e,}{S,s,}
                     continue