Change Details

### AC [] The gettingstartedgetpages API and supporting classes (`PageSuggester`s and `PageSuggesterFactory`) are copy to the the RelatedArticles extension and renamed (**TBD**) [] The gettingstartedgetpages API is deprecated – a warning is added to all responses and an email is sent to wikitech-l A follow-on task is added to a future sprint to remove the gettingstartedgetpages API from #MediaWiki-extensions-GettingStarted

### AC [] The gettingstartedgetpages API and supporting classes (`PageSuggester`s and `PageSuggesterFactory`) are copied to the the RelatedArticles extension and renamed (**TBD**) [] The gettingstartedgetpages API is deprecated – a warning is added to all responses and an email is sent to wikitech-l A follow-on task is added to a future sprint to remove the gettingstartedgetpages API from #MediaWiki-extensions-GettingStarted

### AC [] The gettingstartedgetpages API and supporting classes (`PageSuggester`s and `PageSuggesterFactory`) are copycopied to the the RelatedArticles extension and renamed (**TBD**) [] The gettingstartedgetpages API is deprecated – a warning is added to all responses and an email is sent to wikitech-l A follow-on task is added to a future sprint to remove the gettingstartedgetpages API from #MediaWiki-extensions-GettingStarted