Release rbiom 2.0.1

Prepare for release: * [x] `git pull` * [x] Check [current CRAN check results](https://cran.rstudio.org/web/checks/check_results_rbiom.html) * [x] [Polish NEWS](https://style.tidyverse.org/news.html#news-release) * [x] `urlchecker::url_check()` * [x] `devtools::build_readme()` * [x] `devtools::check(remote = TRUE, manual = TRUE)` * [x] `devtools::check_win_devel()` * [x] Update `cran-comments.md` * [x] `git push` Submit to CRAN: * [x] `usethis::use_version('patch')` * [x] `devtools::submit_cran()` * [ ] Approve email Wait for CRAN... * [ ] Accepted :tada: * [ ] `usethis::use_github_release()` * [ ] `usethis::use_dev_version(push = TRUE)`