[Keyboard] Add NEISO Macro Pad (#7163)

[Keyboard] Add NEISO Macro Pad (#7163)

* Initial Commit

Initial commit of the N-E-ISO Pad

* Changes to keymap.c

Minor Changes to keymap.c

* Major Changes

Changes to config.h, neiso.c, neiso.h, readme.md, rules.mk, info.json

* Updated readme.md

Changed wording of redme.md

* Initial Commit

Initial commit of the N-E-ISO Pad

* Changes to keymap.c

Minor Changes to keymap.c

* Major Changes

Changes to config.h, neiso.c, neiso.h, readme.md, rules.mk, info.json

* Updated readme.md

Changed wording of redme.md

* Update keyboards/sck/neiso/info.json

Co-Authored-By: noroadsleft <18669334+noroadsleft@users.noreply.github.com>
* Update keyboards/sck/neiso/info.json

Co-Authored-By: noroadsleft <18669334+noroadsleft@users.noreply.github.com>
* Update keyboards/sck/neiso/keymaps/default/keymap.c

Co-Authored-By: fauxpark <fauxpark@gmail.com>
* Update keyboards/sck/neiso/neiso.h

Co-Authored-By: fauxpark <fauxpark@gmail.com>
* Changes per request

Removed lines 55-60 from default/keymap.c per request