Fix sorting bug in ProjectDatasource
If a user has more than 100 disabled projects matching their search term, only disabled projects will be returned in the typeahead search results.
Test Plan: Harcoded hard limit in PhabricatorTypeaheadModularDatasourceController to force truncation of search results, observed active project on top of results as expected.
Reviewed By: epriestley
Maniphest Tasks: T12538
Differential Revision: https://secure.phabricator.com/D19907