Titles should match the menu in comparison pages

The drop-down list is <competitor> vs <gitlab> but the page titles are in reverse order: <gitlab> vs <competitor>

assigned to @axil

This is a short term fix https://gitlab.com/gitlab-com/www-gitlab-com/issues/1334 has the long term one.

Should be competitor vs gitlab

mentioned in issue #1334 (closed)

mentioned in merge request !6482 (merged)

closed via merge request !6482 (merged)

mentioned in commit 11ecbd7a