fix: cannot import name 'escape' from 'jinja2'
    
    jinja2.escape deprecated since Jinja Version 3.0.1, removed in Version 3.1.0.
    Has to be replaced by markupsafe.escape, added as falback in case import from jinja2 fails.
    
    https://jinja.palletsprojects.com/en/3.1.x/changes/#version-3-1-0
    https://github.com/pallets/jinja/pull/1544
    
    Fixes: https://pagure.io/pagure/issue/5350