Some built-in themes have bg-muted same as bg-card

[jnsahaj]

Should be an easy fix. Just make a slightly darker bg muted

[Sanesomehow]

Hi! 👋, @jnsahaj
I was planning to make the following commit and wanted to check if it looks good to you:

Proposed changes:

Nature:
dark:
card: #2d3a2e
muted: #2d3a2e → #252f26

Bold Tech:
dark:
card: #1e1b4b
muted: #1e1b4b → #171447

Elegant Luxury:
dark:
card: #292524
muted: #292524 → #1f1c1a

Amber Minimal:
dark:
card: #262626
muted: #262626 → #1f1f1f

Neo Brutalism:
dark:
card: #333333
muted: #333333 → #1a1a1a

Solar Dusk:
dark:
card: #292524
muted: #292524 → #201d1a

Claymorphism:
dark:
card: #2c2825
muted: #2c2825 → #1f1c19

Cyberpunk:
dark:
card: #1e1e3f
muted: #1e1e3f → #151530

Pastel Dreams:
dark:
card: #2d2535
muted: #2d2535 → #20182b

Clean Slate:
dark:
card: #1e293b
muted: #1e293b → #152032

Ocean Breeze:
dark:
card: #1e293b
muted: #1e293b → #19212e

Vintage Paper:
dark:
card: #3a322c
muted: #3a322c → #312b26

Sunset Horizon:
dark:
card: #392f35
muted: #392f35 → #30272c

Starry Night:
dark:
card: #23243a
muted: #23243a → #1d1e2f

Modern Minimal:
dark:
card: #262626
muted: #262626 → #1f1f1f