simulators: add runs resource

[abdullah-cognite]

Description

Please describe the change you have made.

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]

Codecov Report

Attention: Patch coverage is 50.00000% with 4 lines in your changes missing coverage. Please review.

Project coverage is 90.67%. Comparing base (73fe764) to head (51ded15).

Files with missing lines	Patch %	Lines
cognite/client/data_classes/simulators/filters.py	57.14%	3 Missing ⚠️
cognite/client/_api/simulators/runs.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2099      +/-   ##
==========================================
- Coverage   90.69%   90.67%   -0.02%     
==========================================
  Files         149      150       +1     
  Lines       22880    22888       +8     
==========================================
+ Hits        20750    20754       +4     
- Misses       2130     2134       +4     

Files with missing lines	Coverage Δ
cognite/client/data_classes/simulators/runs.py	100.00% <ø> (ø)
...gnite/client/data_classes/simulators/simulators.py	95.62% <ø> (ø)
cognite/client/_api/simulators/runs.py	0.00% <0.00%> (ø)
cognite/client/data_classes/simulators/filters.py	78.57% <57.14%> (-21.43%)	⬇️

... and 3 files with indirect coverage changes