Update dependency rich to v13.9.4

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
rich	==13.8.0 -> ==13.9.4

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Release Notes

Textualize/rich (rich)

v13.9.4

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Changed

• Optimizations to cell_len which may speed up Rich / Textual output https://github.com/Textualize/rich/pull/3546

v13.9.3

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Fixed

• Fixed broken regex that may have resulted in poor performance. https://github.com/Textualize/rich/pull/3535

v13.9.2

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Fixed

• Fixed Table columns not highlighting when added by add_row https://github.com/Textualize/rich/issues/3517
• Fixed an issue with Segment.split_cells reported in Textual https://github.com/Textualize/textual/issues/5090

v13.9.1

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Fixed

• Fixed typing_extensions dependency

v13.9.0

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Changed

• Dropped support for Python3.7 https://github.com/Textualize/rich/pull/3509
• Rich will display tracebacks with finely grained error locations on python 3.11+ https://github.com/Textualize/rich/pull/3486

Fixed

• Fixed issue with Segment._split_cellshttps://github.com/Textualize/rich/pull/35066
• Fix auto detection of terminal size on Windows https://github.com/Textualize/rich/pull/2916
• Text.style now respected in Panel title/subtitle https://github.com/Textualize/rich/pull/3509

v13.8.1

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Fixed

• Added support for Python 3.13 https://github.com/Textualize/rich/pull/3481
• Fixed infinite loop when appending Text to same instance https://github.com/Textualize/rich/pull/3480

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