Stop asking about docs/

The workflow supported by devtools/usethis these days is to deploy the website from `gh-pages` branch, probably using GHA.

Most local `docs/` folders are just detritus from a local preview.

Technically, we could look to see if `docs/` is gitignored, but I don't think it's worth it.

Let's just stop asking about this.

R/release.R

@@ -111,7 +111,6 @@ release <- function(pkg = ".", check = FALSE, args = NULL) {
     "Have you updated `NEWS.md` file?",
     "Have you updated `DESCRIPTION`?",
     "Have you updated `cran-comments.md?`",
-    if (dir_exists("docs/")) "Have you updated website in `docs/`?",
     if (file_exists("codemeta.json")) "Have you updated codemeta.json with codemetar::write_codemeta()?",
     find_release_questions(pkg)
   )