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

Improve our CI tests (#11476)

* add a test and dry-run to qmk generate-api

* add a dry-run to qmk pyformat

* Add a --dry-run to qmk cformat

* reverse the order of nose2 and flake8 tests

* run CI test against cformat and pyformat

* fix programming errors

* tweak job name

* fix argument

* refine the files we select

* fix stack trace in --ci

* make cformat exit clean

* fix c file extensions

* decouple CI from pyformat

* remove --ci arg

* make ci happy

* use the environment var instead

* change output to text

* fix log message

* replace tabs

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

Lagrange handwired Configurator bugfix (#12854)

* use human-friendly formatting

* correct key object order

Fix another bin/qmk reference (#12856)

Make Swap Hands use PROGMEM (#12284)

This converts the array that the Swap Hands feature uses to use PROGMEM,
and to read from that array, as such. Since this array never changes at
runtime, there is no reason to keep it in memory. Especially for AVR
boards, as memory is a precious resource.

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

Catch 'LAYOUTS = all' in lint (#12848)

Co-authored-by: Zach White <skullydazed@drpepper.org>

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

KBDMini refactor (#12850)

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

fix the makefile snippet so flake8 and yapf don't fight (#12849)

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

CLI: Use BASH if SHELL variable is not set (Windows) (#12847)

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

[CI] Format code according to conventions (#12838)

Co-authored-by: QMK Bot <hello@qmk.fm>

Remove pointless SERIAL_LINK_ENABLE rules (#12846)

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

Add script to perform parallel builds. (#12497)

Co-authored-by: Erovia <Erovia@users.noreply.github.com>

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