Doc typos: remove double backslash in `@code{}`
Thanks to Timothy Lanfear for reporting that on
https://lists.gnu.org/archive/html/bug-lilypond/2020-05/msg00014.html
Edited by Jonas Hahnfeld
Thanks to Timothy Lanfear for reporting that on
https://lists.gnu.org/archive/html/bug-lilypond/2020-05/msg00014.html