* refactoring webdav context (setting response in when step only)
refactoring the given steps in the webdav context
refactored remaining given/when/then steps
return file id
trim trailing from the folder path
add missing when step and make other minor corrections
set responseXml and correct status code check
correct the naming of steps and helper functions
* setting response
* use default config for OCDAV_ALLOW_PROPFIND_DEPTH_INFINITY
* remove unnecessary steps
* use default propfind depth infinity value
* use correct step to check the resources
* use correct step to check the resources
* cover depth:infinity enabled test cases
* fix steps
* fix scenario steps
* update expected failure list
* add depth infinity test suite to ci
* update existing tests only
* remove test with depth:infinity
* assert the response code after listing from trashbin
* set endpoint according to dav path and assert while listing
* php style fix
* changed comment
* changed as reviews
