To access a value by position, use ser.iloc[pos]

[quant12345]

Please confirm that this PR has done the following:

• Tests Added
• Documentation Added
• Name of contributors Added to AUTHORS.rst
• Description in RELEASE_NOTES.md Added

Description of PR

This PR removes the warnings: FutureWarning:

Series.__setitem__ treating keys as positions is deprecated. In a future version, integer keys will always be treated as labels (consistent with DataFrame behavior). To set a value by position, use ser.iloc[pos] = value

tests to check:

pytest tests/test_feature_aggregate.py::test_aggregate_region_with_negative_weights[None]
pytest tests/test_feature_aggregate.py::test_aggregate_region_with_negative_weights[datetime]
pytest tests/test_io.py::test_load_meta_exclude

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.0%. Comparing base (ddbb88e) to head (2fd1cc5).
Report is 32 commits behind head on main.

Additional details and impacted files

@@          Coverage Diff          @@
##            main    #880   +/-   ##
=====================================
  Coverage   95.0%   95.0%           
=====================================
  Files         64      64           
  Lines       6134    6216   +82     
=====================================
+ Hits        5828    5910   +82     
  Misses       306     306           

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[danielhuppmann]

Looks good, thanks! One minor suggestion for more useful release notes.