matrix/abelx - Update ChibiOS conf files

[zvecr]

Description

Further updates to 15129, due to the dependency bump.

Types of Changes

• Core
• Bugfix
• New feature
• Enhancement/optimization
• Keyboard (addition or update)
• Keymap/layout/userspace (addition or update)
• Documentation

Checklist

• My code follows the code style of this project: C, Python
• I have read the PR Checklist document and have made the appropriate changes.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• I have tested the changes and verified that they work and don't break anything (as well as I can manage).

[tzarc]

can we use the conf migrator stuff for all the configs instead?

[zvecr]

We could, except that also requires the change to inherit from the core board files to migrate the mcuconf.h.

[tzarc]

We could, except that also requires the change to inherit from the core board files to migrate the mcuconf.h.

Ugh, I didn't see it was another matrix board. Sigh.