Clear and reconnect all “Used variables” that don’t exist anymore 👻

[mrosvik]

For every page in Core UI KIT:

1. Select all frames
2. Remove old color variables
3. Check if the old set "Brand" still is an option
4. If so, find the old variables in space, size, border or shadows. Reconnect.
5. If no variables is found, but the "Brand"-set still shows up, use this tricks to remove "consputions" https://forum.figma.com/t/how-to-clear-used-variables-that-don-t-exist-in-the-file-anymore/51694/46