Independent test runs

[DanChov]

Made test independent createting new user and workspace everytime they run and deleting them afterwards
#272

[coveralls]

Pull Request Test Coverage Report for Build 22230505888

Details

• 230 of 237 (97.05%) changed or added relevant lines in 1 file are covered.
• 7 unchanged lines in 2 files lost coverage.
• Overall coverage decreased (-0.01%) to 82.362%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
mergin/test/test_client.py	230	237	97.05%

Files with Coverage Reduction	New Missed Lines	%
mergin/test/test_client.py	3	97.87%
mergin/client.py	4	87.94%

Totals
Change from base Build 21135416399:	-0.01%
Covered Lines:	4254
Relevant Lines:	5165

---

💛 - Coveralls

[varmar05]

rm one PASSWORD_DEFAULT

[MarcelGeo]

Fix tests and merge, not sure why failing again....

FAILED mergin/test/test_client.py::test_editor_push - mergin.common.ClientError: Detail: {"password":["Password is not strong enough"]}