agent test non-deterministic: files_manager.TestFileManager.test_is_svn_wrong_http_protocol

[Thomas Goirand]

Hi. This test failed on me once, but worked in other test runs. This is non-deterministic. IMO, disable this test urgently until someone understand what's going on.

FAIL: muranoagent.tests.unit.test_files_manager.TestFileManager.test_is_svn_wrong_http_protocol
muranoagent.tests.unit.test_files_manager.TestFileManager.test_is_svn_wrong_http_protocol
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_StringException: Traceback (most recent call last):
  File "/<<PKGBUILDDIR>>/muranoagent/tests/unit/test_files_manager.py", line 47, in test_is_svn_wrong_http_protocol
    files = files_manager.FilesManager(self.get_template_downloable())
  File "/<<PKGBUILDDIR>>/muranoagent/files_manager.py", line 43, in __init__
    os.makedirs(self._cache_folder, 0o700)
  File "/usr/lib/python3.6/os.py", line 220, in makedirs
    mkdir(name, mode)
FileExistsError: [Errno 17] File exists: 'cache/files/ID'