Clean-up of `#define _ADJUST 16` instances (#18182)
* enum layer_names: 40percentclub/nori default keymap
* enum layer_names: ergotravel default keymap
* enum layer_names: handwired/atreus50 default keymap
* enum layer_names: handwired/ortho5x13 default keymap
* enum layer_names: keebio/levinson default keymap
* enum layer_names: keebio/nyquist default keymap
* enum layer_names: keebio/rorschach default keymap
* enum layer_names: keebio/viterbi default keymap
* enum layer_names: keebio/wavelet default keymap
* enum layer_names: lets_split default keymap
* enum layer_names: maple_computing/launchpad reference keymaps
Update `default` and `default_rgb` keymaps.
* enum layer_names: maple_computing/minidox default keymap
* enum layer_names: miniaxe reference keymaps
Update `default` and `underglow` keymaps.
* enum layer_names: omkbd/ergodash/mini default keymap
* enum layer_names: omkbd/ergodash/rev1 default keymap
* enum layer_names: orthodox default keymap
* enum layer_names: unikeyboard/divergetm2 default keymap
* enum layer_names: woodkeys/scarletbandana default keymap
* add _Static_assert to keymap_introspection.c
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