890 LEDs plus stz_test_v1 keymap

• caps num scroll locks moved to 890 LEDs for visibility
• caps lock num lock #bfff00 green, scroll lock #ff0000 red
• num lock is inverted (led off when on, led on when off)
• custom keymap

home -> page up
end -> page down
numpad enter -> print screen
layer 4: insert under delete, home under page up, end under page down

stz_test_v1_via keymap

add stz_test_v1_via which is the same keymap but with via enabled