Log Message:
devel/ruby-octokit: update to 4.16.0

Update ruby-octokit to 4.16.0.

4.16.0 (2020-02-05)

New features

* #1187 Support for Commit Branches @tgmachina

Resolve deprecation warnings

* #1192 Fix deprecation notice for authentication via query parameters
  @tarebyte Documentation
* #1137 Clarify force parameter documentation @rmacklin
* #1186 Fix team_by_name example @steinbrueckri
* #1190 Fix API links in the Apps client @ybiquitous

Tooling updates

* #1185 Fix action builds against 4-stable @tarebyte