Update dependency rich to v12.4.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
rich	==12.3.0 -> ==12.4.1

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Release Notes

willmcgugan/rich

v12.4.1

Compare Source

Fixed

• Fix for default background color in SVG export https://github.com/Textualize/rich/issues/2260

Changed

• Added a keyline around SVG terminals which is visible on dark backgrounds

Changed

• Added a keyline around SVG terminals which is visible on dark backgrounds

v12.4.0

Compare Source

Changed

• Rebuilt SVG export to create a simpler SVG that is more portable
• Fix render_lines crash when render height was negative https://github.com/Textualize/rich/pull/2246

Added

• Add padding to Syntax constructor https://github.com/Textualize/rich/pull/2247

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