Open a page tab (a local task such as "Edit"), by its text.
Examples
When I open the "Edit" page tab
When I open the "View" page tab
When we open the "Configure layout" page tab
And I open the "Export" page tab
When open the "Single import/export" page tab
Pattern
When(/^(I |we )*open the "([^"]*)" page tab$/, …)
Part of @webship-js/backdrop-cms-steps (github.com/webship/backdrop-cms-steps), a step pack for Webship-js 2.0.x.