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

remove some old and unused code from Makefile (#11336)

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

[CLI] Add stdin support for json2c command (#11289)

* Implement stdin for json2c command

* Refactor

* Handle json decode error

* Add stdin support for c2json cli command

* Refactor to prevent code duplication

* Change exit(1) to return False in c2json command

* Remove unused import

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

Typo fix: Useful function -> Useful Functions (#11342)

Thanks!

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

Fix compile issues from the error page (#11314)

* fix abacus so it works with configurator

* create the keymap path if it doesn't exist

* bpiphany/unloved_bastard: remove the nested macros, move default keymap to json

* readd the unloved_bastard default keymap

* fix clueboard/card

* fixup handwired/2x5keypad

* fixup hub16

* matrix/noah: remove the broken matrix print code to fix compilation

* reinstate matrix_print with the right include

* Revert "create the keymap path if it doesn't exist"

This reverts commit af732776a539e8c6e2edf2e54f4d7f5ffa65b3a2.

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

1x4p1 (#11186)

Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: Erovia <Erovia@users.noreply.github.com>

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

Ensure single newline at EOF for core files (#11310)

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

Simplify the visual flow of the getting started page (#11316)

* Add tabs to getting started page

* Review comments

Co-authored-by: Ryan <fauxpark@gmail.com>

* Align with current theme

* Update docs/newbs_getting_started.md

Co-authored-by: Ryan <fauxpark@gmail.com>

* Apply suggestions from code review

Co-authored-by: Ryan <fauxpark@gmail.com>

Co-authored-by: Ryan <fauxpark@gmail.com>

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

Change include guards in tmk_core/ and drivers/ to pragma once (#11240)

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

Change include guards in quantum/ to pragma once (#11239)

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

[Keyboard] Fix default keymaps for tunks/ergo33 (#11280)

* [Keyboard] Fix default keymap for tunks/ergo33

* Add prpro keymap too