Bump platformio from 6.1.15 to 6.1.16

[dependabot]

Bumps platformio from 6.1.15 to 6.1.16.

Release notes

Sourced from platformio's releases.

6.1.16

• Added support for Python 3.13
• Introduced the PLATFORMIO_SYSTEM_TYPE environment variable, enabling manual override of the detected system type for greater flexibility and control in custom build environments
• Enhanced internet connection checks by falling back to HTTPS protocol when HTTP (port 80) fails ([issue #4980](platformio/platformio-core#4980))
• Upgraded the build engine to the latest version of SCons (4.8.1) to improve build performance, reliability, and compatibility with other tools and systems (release notes)
• Upgraded the Doctest testing framework to version 2.4.11, the GoogleTest to version 1.15.2, and the Unity to version 2.6.0, incorporating the latest features and improvements for enhanced testing capabilities
• Corrected an issue where the incorrect public class was imported for the DoctestTestRunner ([issue #4949](platformio/platformio-core#4949))

Changelog

Sourced from platformio's changelog.

6.1.16 (2024-09-26)

* Added support for Python 3.13
* Introduced the `PLATFORMIO_SYSTEM_TYPE <https://docs.platformio.org/en/latest/envvars.html#envvar-PLATFORMIO_SYSTEM_TYPE>`__ environment variable, enabling manual override of the detected system type for greater flexibility and control in custom build environments
* Enhanced internet connection checks by falling back to HTTPS protocol when HTTP (port 80) fails (`issue [#4980](https://github.com/platformio/platformio/issues/4980) <https://github.com/platformio/platformio-core/issues/4980>`_)
* Upgraded the build engine to the latest version of SCons (4.8.1) to improve build performance, reliability, and compatibility with other tools and systems (`release notes <https://github.com/SCons/scons/releases/tag/4.8.1>`__)
* Upgraded the `Doctest <https://docs.platformio.org/en/latest/advanced/unit-testing/frameworks/doctest.html>`__ testing framework to version 2.4.11, the `GoogleTest <https://docs.platformio.org/en/latest/advanced/unit-testing/frameworks/doctest.html>`__ to version 1.15.2, and the `Unity <https://docs.platformio.org/en/latest/advanced/unit-testing/frameworks/unity.html>`__ to version 2.6.0, incorporating the latest features and improvements for enhanced testing capabilities
* Corrected an issue where the incorrect public class was imported for the ``DoctestTestRunner`` (`issue [#4949](https://github.com/platformio/platformio/issues/4949) <https://github.com/platformio/platformio-core/issues/4949>`_)

Commits

• 67b2759 Merge branch 'release/v6.1.16'
• 03e84fe Bump version to 6.1.16
• b45cdc9 Declare pip dependencies statically // Resolve #4955
• 3aed8e1 Drop Python 3.6 & 3.7 from CI
• 2d4a872 Add support for Python 3.13
• 023b58e Fix PyLint warnings
• 3211a2b Bump version to 6.1.16rc1
• 4b61de0 Update deps
• e6ae18a Enhanced internet connection checks by falling back to HTTPS protocol when HT...
• 4230b22 Update bottle to 0.13.*
• Additional commits viewable in compare view

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