Change record status: 
Project: 
Introduced in branch: 
11.2.x
Introduced in version: 
11.2.0
Description: 

block_themes_installed and block_modules_installed no longer execute when configuration is syncing.

During recipe application. Blocks will no longer be duplicated from the existing theme, so recipe authors that change themes will need to be declarative about which blocks they want to import and place on the site.

When enabling themes through the UI or with Drush there is no change.

Impacts: 
Site builders, administrators, editors
Module developers
Themers
Site templates, recipes and distribution developers