[Keyboard] Add Krush65 Hotswap (#16692)
* Add Krush65 Hotswap
* Led fix
* small fix
* a
* B
* move ec action to VIA keymaps
* Update keyboards/sawnsprojects/krush/krush65/hotswap/readme.md
* Update keyboards/sawnsprojects/krush/krush65/hotswap/rules.mk
* Update readme.md
* Update readme.md
* Update readme.md
* Update keyboards/sawnsprojects/krush/krush65/hotswap/readme.md
* Update keyboards/sawnsprojects/krush/krush65/hotswap/rules.mk
* Update keyboards/sawnsprojects/krush/krush65/hotswap/info.json
* Update keyboards/sawnsprojects/krush/krush65/hotswap/readme.md
* Update keyboards/sawnsprojects/krush/krush65/hotswap/readme.md
* Update keyboards/sawnsprojects/krush/krush65/hotswap/info.json
* Update keyboards/sawnsprojects/krush/krush65/hotswap/hotswap.h