Fix indentation on ReadTheDocs
Quick follow-up to !97 (merged), which had some lists that weren't rendering correctly when seen at https://handbook.opencraft.com/en/latest/coding_standards/ due to differences in Markdown rendering.
Quick follow-up to !97 (merged), which had some lists that weren't rendering correctly when seen at https://handbook.opencraft.com/en/latest/coding_standards/ due to differences in Markdown rendering.