* update Liquid deprecation fixtures to use new versions
* update module that removes deprecated GHES frontmatter for new versions
* update module that removes deprecated GHES conditionals for new versions
* update script to use new versions and also remove internal-developer checkout option
* update deprecated Liquid tests to use new versions
* remove unnecessary leading slash in getEnterpriseServerNumber pattern
* include a step that runs script/remove-unused-assets.js
* Update script/remove-deprecated-enterprise-version-markup.js
Co-authored-by: Jason Etcovitch <jasonetco@github.com>
* require script instead of execSync
Co-authored-by: Jason Etcovitch <jasonetco@github.com>
* Add back changes from prior to purge
* Manually fix some invalid Liquid
* Updoot render-content
* Improve test messages to show correct output
* Run el scripto
* Pass the remaining test
* remove FEATURE_NEW_VERSIONS from feature-flags.json
* remove process.env.FEATURE_NEW_VERSIONS from include files
* remove process.env.FEATURE_NEW_VERSIONS from lib files
* remove process.env.FEATURE_NEW_VERSIONS from middleware files
* remove process.env.FEATURE_NEW_VERSIONS from script files
* remove process.env.FEATURE_NEW_VERSIONS from test files
* update test fixtures to use new versions as canonical fixtures
