Bump yamllint from 1.26.3 to 1.31.0 in /requirements

[dependabot]

Bumps yamllint from 1.26.3 to 1.31.0.

Changelog

Sourced from yamllint's changelog.

1.31.0 (2023-04-21)

• Build: migrate from setup.py to pyproject.toml
• Docs: update some outdated URLs
• Rule colons: prevent error when space before is mandatory

1.30.0 (2023-03-22)

• Rule anchors: add new rule to detect undeclared or duplicated anchors
• Python API: prevent using is_file_ignored() with null filepath
• Docs: fix misleading Python API example
• Docs: fix plain text code snippet example
• Docs: update pre-commit hook example

1.29.0 (2023-01-10)

• Add support for Python 3.11, drop support for Python 3.6
• Rule float-values: fix bug on strings containing fordidden values
• Stop releasing universal wheels
• Use proper Python 3 I/O type for file reading
• Rule indentation: fix indent-sequences in nested collections
• Docs: clarify disable-line and parser errors, give a workaround
• Refactors to apply some pyupgrade suggestions
• Allow using a list of strings in ignore configuration
• Add --list-files command line option

1.28.0 (2022-09-12)

• Better compress PNG image in documentation
• Remove __future__ imports specific to Python 2
• Remove inheritance from object specific to Python 2
• Simplify GitHub Actions example in documentation
• Update ALE vim plugin link in documentation
• Update license to latest version of GPLv3
• Pre-compile disable/enable rules regexes
• Rule quoted-strings: add allow-quoted-quotes option
• Add option ignore-from-file in config

1.27.1 (2022-07-08)

• Fix failing test on key-duplicates for old PyYAML versions

1.27.0 (2022-07-08)

... (truncated)

Commits

• 98f2281 yamllint version 1.31.0
• 15eafeb build: Migrate from setup.py to pyproject.toml
• 16eae28 build: Stop using setup.py to generate documentation
• 771c3a0 README: Update CI status badge
• b92fc9c colons: Prevent error when space before is mandatory
• e90e0a0 anchors: Fix invalid YAML in aliases test cases
• 6bfd675 docs: Update links that redirect
• 6b45be1 CI: Check for broken links in docs
• 9d0f598 yamllint version 1.30.0
• ebd6b90 anchors: Add new rule to detect undeclared or duplicated anchors
• Additional commits viewable in compare view

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