- Change the github workflow to not autoclose issues, instead just marking issues as stale for manual review

* Bump actions/download-artifact from 3 to 4.1.7 in /.github/workflows

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 3 to 4.1.7.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v3...v4.1.7)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

* Remove variable.other.r

To be more consistant with other languages such as python

* Pin httpgd 0.1.6

0.1.7 doesn't pass npm pretest

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Bumps [path-to-regexp](https://github.com/pillarjs/path-to-regexp) from 6.2.2 to 6.3.0.
- [Release notes](https://github.com/pillarjs/path-to-regexp/releases)
- [Changelog](https://github.com/pillarjs/path-to-regexp/blob/master/History.md)
- [Commits](pillarjs/path-to-regexp@v6.2.2...v6.3.0)

---
updated-dependencies:
- dependency-name: path-to-regexp
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

A bunch of chores

* --slave to --no-echo

* Update CHANGLOG.md

* Move R and R markdown syntaxes to vscode-R-syntax

* remove syntax.test