chore(master): release 8.16.0

[erlendvollset]

🤖 I have created a release beep boop

8.16.0 (2026-09-08)

Features

• state time series: add retrieve support for raw state datapoints (#2807) (26efd9e)

Bug Fixes

• ClientConfig: Make API subversion mutable at runtime + easy to override per API class (#2803) (ce1a1a6)
• config: Deprecate cdf_cluster property; warn on overspecified base_url/cluster combo (DM-4104) (#2814) (e5be404)
• Correctly parse cdf-is-auto-retryable header when false (#2817) (6077788)

---

This PR was generated with Release Please. See documentation.

[gemini-code-assist]

Code Review

This pull request bumps the SDK version from 8.15.0 to 8.15.1 across the project configuration and metadata files, including the release manifest, changelog, version file, and pyproject.toml, to release a bug fix making the API subversion mutable at runtime. I have no feedback to provide.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 93.12%. Comparing base (3556792) to head (ea3ad3b).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2806      +/-   ##
==========================================
+ Coverage   93.09%   93.12%   +0.02%     
==========================================
  Files         516      516              
  Lines       53722    53722              
==========================================
+ Hits        50012    50026      +14     
+ Misses       3710     3696      -14     

Files with missing lines	Coverage Δ
cognite/client/_version.py	100.00% <100.00%> (ø)

... and 6 files with indirect coverage changes

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.