@nshahquinn-wmf confirmed that the ContentTranslation, ContentTranslationCTA, ContentTranslationSuggestion, and ContentTranslationError instruments should be deprecated.
For each schema:
- Remove the EventLoggingSchemas entry
- Remove the instrumentation code
- Mark the schema as inactive
- Remove the event sanitisation allowlist entries
- There aren't any
- Request the deletion of the associated Hive tables in the event database
- MAYBE remove references in https://gerrit.wikimedia.org/r/admin/repos/analytics/limn-language-data