Click a crumb of the control panel breadcrumb by its text.
Examples
When I click "Blog" in the control panel breadcrumb
When I click "Entries" in the control panel breadcrumb
When we click "Settings" in the control panel breadcrumb
And I click "Categories" in the control panel breadcrumb
When I click "Topics" in the control panel breadcrumb
Pattern
When(/^(I |we )*click "([^"]*)" in the control panel breadcrumb$/, …)
Part of @webship-js/craft-cms-steps (github.com/webship/craft-cms-steps), a step pack for Webship-js 2.0.x.