Adjust Chaos the Clown

[NeatsTopFoo]

Makes Chaos the Clown actually use its extra value instead of just being a flat 1; This improves flexibility if a mod wanted to say, scale its reroll count using scale_card as part of a mechanic effect or some other interaction.

Additional Info:

• I didn't modify api's or I've made a PR to the wiki repo.
• I didn't modify api's or I've updated lsp definitions.
• I didn't make new lovely files or all new lovely files have appropriate priority.

[nh6574]

I think the idea makes sense but I feel like this could lead to a problem where it removes less or more than what it adds.