Vardoc 8.2.1 : Update [CHANGELOG.md, UPDATE.md] files and filter the code for Drupal 8 Coding Standard

Vardoc 8.2.1 Release notes:

composer create-project vardot/vardoc-project:8.2.1 PROJECT_DIR_NAME --no-dev --no-interaction

Highlighted important changes since Vardoc 8.2.0:

• Issue #3011288: Updated [Varbase core] from 8.5.2 to 8.5.3
• Issue #3007665: Updated [Varbase core] profile from 8.5.1 to 8.5.2 - But we had some issues on the parent profile order of load, which was fixed in Varbase 8.5.3
• Issue #3001840: Updated [Varbase core] profile from 8.5.0 to 8.5.1 - But we had some issues on the parent profile order of load, which was fixed in Varbase 8.5.3
• Issue #3003280: Changed [Vardoc] profile info.yml to project:module syntax standard not to have a broken installation of sub profiles.
• Issue #3003280: Fixed an issue with the Drupal.org packaged zip file when we get Varbase by [Drush dl varbase-8][zip] required Modules not found.
• Issue #3011262: Updated [Voting API] module from 3.0-alpha7 to ^3.0-beta1

Updating Vardoc 8.2.0 to Vardoc 8.2.1

Please read the general instructions on how to update Vardoc

Updated Change log file:

https://github.com/Vardot/vardoc/blob/8.x-2.x/CHANGELOG.md

Varbase Automated Functional Testing

https://github.com/Vardot/vardoc/blob/8.x-2.x/tests/README.md

Varbase Gherkin features

https://github.com/Vardot/vardoc/blob/8.x-2.x/tests/features/vardoc/READ...