This is needed for wikis that use LanguageConverter, since the title
attribute is converted to the user's variant, and the canonical title is
needed for the API unless converttitles is specified.
For filtering, instead of comparing linkHref and expectedHref, filter
out links that have other query parameters or aren't in content
namespaces.
Bug: T93605
Change-Id: I5534753307ed5e1d4b27c52c616fd143b2a397e1
