Revert "[Core] Add Pixel Flow RGB matrix effect (#15829)" (#16209)

This reverts commit e8fa329073d8752cad9b11b90287fd20f130ac6f.

[Core] Add Pixel Flow RGB matrix effect (#15829)

* Initial PIXEL FLOW matrix effect commit

* Commit suggested use of rgb_matrix_check_finished_leds

Co-authored-by: Sergey Vlasov <sigprof@gmail.com>

* Code change support for split RGB

Co-authored-by: Sergey Vlasov <sigprof@gmail.com>

MTBKeys MTB60 Hotswap Layout Macro Refactor (#16194)

[Keyboard] Add Keyboards GL516s (#14950)

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

Mokey xox70hot: rename LAYOUT to LAYOUT_tkl_nofrow_ansi_tsangan (#16193)

Point out that deferred execution needs to be enabled in rules.mk (#16196)

Fix axis inversion (#16179)

Fix a couple of mismatched info.json layout names (#16164)

* Fix a couple of mismatched info.json layout names

* Fix layouts

* Clean up layouts

Fixup line endings for kt60-M.

[Keyboard] Add keyten kt60-M  (#16150)

[Keymap] Add MacOS layer (#16151)

Co-authored-by: Drashna Jaelre <drashna@live.com>

[Keyboard] Added keymaps for SPRH and update encoder (#16098)

`qmk doctor`: display qmk_firmware version tag (#16155)

[Keyboard] Add YMDK sp64 VIA support (#16152)

[Keyboard] enable rgb modes for jkb65 (#16159)

[Keyboard] R2 version of jadookb/jkb65 (#16129)

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

[Keyboard] ReadMe corrections for crkbd (#16149)

[Keyboard] Typo correction in ferris sweep readme (#16148)

[Keyboard] Simplify handedness for cradio (#16147)

[Docs] Add reference to data sync options for RGB (#16144)