Log Message:
net/ruby-train-core: update to 3.5.2

3.5.2 (2021-02-23)

Merged Pull Requests

* Update chefstyle requirement from 1.5.9 to 1.6.1 #661
  (dependabot-preview[bot])
* Upgrade dependabot configs from v1 to v2 #665 (jlosito)
* Update chefstyle requirement from 1.6.1 to 1.6.2 #663
  (dependabot-preview[bot])
* Fix crash on exit #666 (tecracer-theinen)
* Implement upload/download for connections #664 (tecracer-theinen)
* Update chefstyle requirement from 1.6.1 to 1.7.1 #667 (dependabot[bot])
* Update berkshelf requirement from ~> 6.3.0 to ~> 7.0.10 #668
  (dependabot[bot])