ui_tests: introduce new test_misc cases file
    
    By this commit we introduce new test_misc cases file to
    test various miscellaneous cases that do not fit to other suites.
    
    In this cases that "version" is present in profile`s "about".
    
    https://pagure.io/freeipa/issue/7507
    
    Reviewed-By: Petr Vobornik <pvoborni@redhat.com>
    Reviewed-By: Varun Mylaraiah <mvarun@redhat.com>