Issue #3451924: Switch from Drimage to Drimage Improved in Varbase Core

Remaining tasks

• File an issue about this project
• Addition/Change/Update/Fix to this project
• Testing to ensure no regression
• Automated unit/functional testing coverage
• Developer Documentation support on feature change/addition
• User Guide Documentation support on feature change/addition
• Accessibility and Readability
• Code review from 1 Varbase core team member
• Full testing and approval
• Credit contributors
• Review with the product owner
• Update Release Notes and Update Helper on new feature change/addition
• Release

Related to #3451924

config/optional/config_ignore.settings.yml

 mode: simple
 ignored_config_entities:
   - 'image.style.drimage_*'
+  - 'image.style.drimage_improved_*'
   - 'varbase_core.general_settings.*'
   - 'webform.webform.*'
   - 'xmlsitemap.xmlsitemap.*'