[Keyboard] Unigo66 beta pcb added, bug fixes for flashing (#5108)

[Keyboard] Unigo66 beta pcb added, bug fixes for flashing (#5108)

* UniGo66 keyboard added

* UniGo66 keyboard added

* case correction of unigo66 files

* create sirius folder

* Update keyboards/sirius/unigo66/rules.mk

Co-Authored-By: danielhklein <danielklein@utexas.edu>
* Update keyboards/sirius/unigo66/keymaps/danielhklein/keymap.c

Co-Authored-By: danielhklein <danielklein@utexas.edu>
* Update keyboards/sirius/unigo66/keymaps/default/config.h

Co-Authored-By: danielhklein <danielklein@utexas.edu>
* Update keyboards/sirius/unigo66/keymaps/danielhklein/config.h

Co-Authored-By: danielhklein <danielklein@utexas.edu>
* debugging

* correct keymap to layout

* readme

* remove common config

* suggested changes to config.h

* default keymap cleanup

* bug fixes

* beta user pcb added, flashing fixed

* syntax fix

* updated info.json

* fix spelling

* fix readme