[vividus-plugin-mobile-app] Add a possibility to execute step 'When I change device screen orientation to $orientation' in web apps

[AntonD2203]

Problem to be solved
Our team uses a set of BitBar devices to test the application. however, BitBar does not have enough devices with the screen resolution we need. one way to expand the pool of such devices is to run the tests on horizontally oriented devices

Describe the solution you'd like
Add a possibility to execute step 'When I change device screen orientation to $orientation' in web applications

Describe alternatives you've considered
Add a new VIVIDUS step to set the device orientation for web applications

[valfirst]

Unfortunately we don't have BitBar account and can't help you (at least for now) with this ticket.