userspace/community layout fixes (#19998)

* fixup: improve AVR detection for 60_iso/unxmaal

* fixup: moved TAP_CODE_DELAY to mechmerlin/config.h

* fixup: move talljoe.c to INTROSPECTION_KEYMAP_C

* fixup: AVR/RGBLIGHT criteria for 60_iso/unxmaal

Merge remote-tracking branch 'origin/master' into develop

Let's use workflows to parallelise the builds. (#20120)

* Let's use workflows to parallelise the builds.

* Nofail if files aren't present.

* Formatting.

Merge remote-tracking branch 'origin/master' into develop

[Keyboard] Add KP60 (#20096)

Co-authored-by: adophoxia <100170946+adophoxia@users.noreply.github.com>
Co-authored-by: jack <0x6a73@protonmail.com>

Merge remote-tracking branch 'origin/master' into develop

Update newbs_getting_started to include instructions for apple silicon (#19579)

Co-authored-by: Joel Challis <git@zvecr.com>

Merge remote-tracking branch 'origin/master' into develop

RF R1 8-9Xu PCB (#20048)

Co-authored-by: Tom Barnes <barnestom@me.com>
Co-authored-by: Drashna Jaelre <drashna@live.com>

Merge remote-tracking branch 'origin/master' into develop

Document Autocorrect callback functions (#20115)

JSON encoder: improve sorting of layout dict keys (#19974)

Fix layout macro keys with no matrix position (#20033)

Adjust offset for some layouts (#20075)

Merge remote-tracking branch 'origin/master' into develop

Move Ferris Sweep to data-driven (#20111)

Merge remote-tracking branch 'origin/master' into develop

[keyboard] Prevent LED flicker when connecting AnnePro 2 (#19709)

Merge remote-tracking branch 'origin/master' into develop

Allow for CI builds to run for 23 hours, instead of 6. (part deux) (#20095)