feat: support outline promotion#11

dkarter wants to merge 2 commits into

dorian/rms-68-implement-empty-bullet-spacing-and-colon-behaviorbullets-vim/bullets.nvim:dorian/rms-68-implement-empty-bullet-spacing-and-colon-behaviorfrom

dorian/rms-72-implement-outline-promotion-and-demotionbullets-vim/bullets.nvim:dorian/rms-72-implement-outline-promotion-and-demotionCopy head branch name to clipboard