* add colour to buffers finder
* new display function for LSP workspace/doc symbols
* add more hl_groups and opts paramter
* use make_display() for man_pages finder.
* use make_display for registers finder and add color
* don't use quickfix make_entry() for builtin finder
* make_entry() for builtin finder
* remove debug output
* revert change to internal.builtin finder
* fix_spacing
* feat: new builtin - Autocommands finder
* fix: remove decorators to avoid confusion.
* make preview split same hl-group as border
* use highlight instead of marker character for preview selection hl