Relics: Artifacts Compat

◈ Abilities of the Obsidian Skull, Scarf of Invisibility, and Cowboy Hat have been reworked.
◈ The mechanics of the Night Vision Goggles have been refined; they now additionally reduce the effectiveness of blindness and darkness effects.
◈ The ability type for the Scarf of Invisibility and Bunny Hoppers has been changed from active to passive.
◈ Fixed a bug where only the Golden Hook's experience boost effect worked when multiple experience-boosting modifiers were present.
◈ Fixed a bug where Steadfast Spikes increased knockback instead of reducing it.
◈ Fixed an issue with incorrect quality calculation for the Rooted Boots.