Removed fields that were not part of the items

[ronpal]

Description

Removed unwanted Properties from Authentication subclasses.

Checklist:

• [ ] Tests added/updated.
• [ ] Documentation updated. Documentation is generated from docstrings - these must be updated according to your change. If a new method has been added it should be referenced in cognite.rst in order to generate docs based on its docstring.
• [ ] Changelog updated in CHANGELOG.md.
• [ ] Version bumped. If triggering a new release is desired, bump the version number in _version.py and pyproject.toml per semantic versioning.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 90.27%. Comparing base (7f3591c) to head (750ad46). Report is 1 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #2001 +/- ## ========================================== - Coverage 90.27% 90.27% -0.01% ========================================== Files 139 139 Lines 21885 21882 -3 ========================================== - Hits 19757 19753 -4 - Misses 2128 2129 +1 ``` | [Files with missing lines](https://app.codecov.io/gh/cognitedata/cognite-sdk-python/pull/2001?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cognitedata) | Coverage Δ | | |---|---|---| | [cognite/client/\_version.py](https://app.codecov.io/gh/cognitedata/cognite-sdk-python/pull/2001?src=pr&el=tree&filepath=cognite%2Fclient%2F_version.py&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cognitedata#diff-Y29nbml0ZS9jbGllbnQvX3ZlcnNpb24ucHk=) | `100.00% <100.00%> (ø)` | | | [...e/client/data\_classes/hosted\_extractors/sources.py](https://app.codecov.io/gh/cognitedata/cognite-sdk-python/pull/2001?src=pr&el=tree&filepath=cognite%2Fclient%2Fdata_classes%2Fhosted_extractors%2Fsources.py&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cognitedata#diff-Y29nbml0ZS9jbGllbnQvZGF0YV9jbGFzc2VzL2hvc3RlZF9leHRyYWN0b3JzL3NvdXJjZXMucHk=) | `90.18% <100.00%> (-0.06%)` | :arrow_down: | ... and [1 file with indirect coverage changes](https://app.codecov.io/gh/cognitedata/cognite-sdk-python/pull/2001/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cognitedata)