[Data Workflows] Fix data workflows encoding

[VerstraeteBert]

Description

More robust path parameter encoding.

Checklist:

• [x] Tests added/updated.
• [x] 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.
• [x] Changelog updated in CHANGELOG.md.
• [x] 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 (3c739e5) to head (b3c925a). Report is 1 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #2004 +/- ## ======================================= Coverage 90.27% 90.27% ======================================= Files 139 139 Lines 21882 21882 ======================================= Hits 19753 19753 Misses 2129 2129 ``` | [Files with missing lines](https://app.codecov.io/gh/cognitedata/cognite-sdk-python/pull/2004?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/\_api/workflows.py](https://app.codecov.io/gh/cognitedata/cognite-sdk-python/pull/2004?src=pr&el=tree&filepath=cognite%2Fclient%2F_api%2Fworkflows.py&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cognitedata#diff-Y29nbml0ZS9jbGllbnQvX2FwaS93b3JrZmxvd3MucHk=) | `89.33% <100.00%> (ø)` | | | [cognite/client/\_version.py](https://app.codecov.io/gh/cognitedata/cognite-sdk-python/pull/2004?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)` | | ... and [3 files with indirect coverage changes](https://app.codecov.io/gh/cognitedata/cognite-sdk-python/pull/2004/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cognitedata)