build(deps): update regex requirement from <=2025.9.1,>=2021.9.24 to >=2021.9.24,<=2025.9.18 in /requirements

[dependabot]

Updates the requirements on regex to permit the latest version.

Changelog

Sourced from regex's changelog.

Version: 2025.9.20

Enable free-threading support in cibuildwheel in another place.

Version: 2025.9.19

Enable free-threading support in cibuildwheel.

Version: 2025.9.18

Git issue 565: Support the free-threaded build of CPython 3.13

Version: 2025.9.1

Git PR 585: Fix AttributeError: 'AnyAll' object has no attribute '_key'

Version: 2025.8.29

Git issue 584: AttributeError: 'AnyAll' object has no attribute 'positive'

Version: 2025.7.34

Git issue 575: Issues with ASCII/Unicode modifiers

Version: 2025.7.33

Updated main.yml and pyproject.toml.

Version: 2025.7.32

Git issue 580: Regression in v2025.7.31: \P{L} no longer matches in simple patterns

Version: 2025.7.31

Further updates to main.yml.

Version: 2025.7.30

Updated main.yml and pyproject.toml.

Version: 2025.7.29

Git issue 572: Inline ASCII modifier doesn't seem to affect anything

Version: 2025.5.19

Changed how main.yml skips unwanted Arch builds.

Version: 2025.5.18

... (truncated)

Commits

• db5c9c6 Git issue 565: Support the free-threaded build of CPython 3.13
• 49e3881 Git PR 585: Fix AttributeError: 'AnyAll' object has no attribute '_key'
• 183a653 Git issue 584: AttributeError: 'AnyAll' object has no attribute 'positive'
• 23ca191 Git issue 575: Issues with ASCII/Unicode modifiers
• 88fee85 Updated main.yml and pyproject.toml.
• 7ebda8c Merge pull request #582 from facelessuser/bugfix/setuptools
• 26d6efc Setup failure scenario
• a4a6d94 Git issue 580: Regression in v2025.7.31: \P{L} no longer matches in simple pa...
• becb0d4 Updated version and added changes to changelog.txt.
• 457bcd3 Merge pull request #577 from facelessuser/bugfix/linux
• Additional commits viewable in compare view

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📚 Documentation preview 📚: https://torchmetrics--3271.org.readthedocs.build/en/3271/

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 37%. Comparing base (122a852) to head (f5b1e37).

Additional details and impacted files

@@           Coverage Diff           @@
##           master   #3271    +/-   ##
=======================================
- Coverage      37%     37%    -1%     
=======================================
  Files         364     349    -15     
  Lines       20096   19901   -195     
=======================================
- Hits         7520    7326   -194     
+ Misses      12576   12575     -1     

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