original commit: 09698c800c831794a70bfb47042f8ebbab4a6623
Also fixed it to scan all scrbl files in the docs directory, use runtime-path, and change the rest to racket to get the quoted printout right. original commit: 0801525931be9e9542230091748d366a114cbeb9
Closes PR 11735 original commit: 1a5f41fd712384b409c760d15961af7b83e000ff