Config import issue with LingotekConfigSubscriber

Problem/Motivation

During configuration import we're seeing errors like:

exception 'PDOException' with message 'SQLSTATE[42S02]: Base table or view not found: 1146 Table [error]
'd8ixiacom.block_content__lingotek_translation_status' doesn't exist' in
/mnt/www/html/d8ixiacom/docroot/core/lib/Drupal/Core/Database/Statement.php:59

This is caused by loading content entities in ConfigImporter::processMissingContent() and having changes to lingotek.settings like:

   entity:
     block_content:
       basic:
-        enabled: false
+        enabled: true
+        field:
+          info: true
+          body: true
+        profile: ixia_prod

The module provides \Drupal\lingotek\EventSubscriber\LingotekConfigSubscriber which listens to both the ConfigEvents::SAVE and ConfigEvents::IMPORT but actually everything that happens on import should actually occur on save. The ConfigEvents::IMPORT runs after the import has finished and this is too late.

Proposed resolution

Remove the ConfigEvents::IMPORT and do this on ConfigEvents::SAVE. The entity updates are probably called from the UI so we'll be able to remove that too.

Remaining tasks

User interface changes

None

API changes

None

Data model changes

None