MDL-66979 behat: Remove unnecessary steps which fail

These steps were completely pointless and were failing with the W3C
Webdriver becuase focus was never on the Update Profile button in the
first place.

At a minimum we should remove the Focus change step as it not valid, but
the following step is also pointless.

admin/tool/behat/tests/behat/manipulate_forms.feature

@@ -14,8 +14,6 @@ Feature: Forms manipulation
     Then the field "First name" matches value "Field value"
     And the "Select a country" select box should contain "Japan"
     And the field "New password" matches value "TestPass"
-    And I take focus off "Update profile" "button"
-    And I press "Update profile"
 
   @javascript
   Scenario: Expand all fieldsets and advanced elements