Bump twig/twig from 2.14.7 to 2.15.1

[dependabot[bot]]

Bumps twig/twig from 2.14.7 to 2.15.1.

Changelog

Sourced from twig/twig's changelog.

2.15.1 (2022-05-17)

• Fix optimizing non-public named closures

2.15.0 (2022-05-15)

• Add support for named closures

2.14.13 (2022-04-06)

• Enable bytecode invalidation when auto_reload is enabled

2.14.12 (2022-03-25)

• Fix custom escapers when using multiple Twig environments
• Do not reuse internally generated variable names during parsing

2.14.11 (2022-02-04)

• Fix a security issue when in a sandbox: the sort filter must require a Closure for the arrow parameter
• Fix deprecation notice on round
• Fix call to deprecated convertToHtml method

2.14.10 (2022-01-03)

• Allow more null arguments when Twig expects a string (for better 8.1 support)

2.14.9 (2022-01-03)

• Allow null when Twig expects a string (for better 8.1 support)
• Add support for PHP 7.1 back
• Make some performance optimizations
• Allow Symfony translation contract v3+

2.14.8 (2021-11-25)

• Bump minimum supported Symfony component versions
• Fix a deprecated message

Commits

• 3b7cedb Prepare the 2.15.1 release
• 1b5d977 Update CHANGELOG
• e11c074 bug #3704 Fix optimizing non-public named closures (nicolas-grekas)
• dd34e9f Fix optimizing non-public named closures
• 137b370 Bump version
• 2fcc957 Prepare the 2.15.0 release
• 639c883 Update CHANGELOG
• bb64a49 feature #3702 Fix support for named closures (nicolas-grekas)
• 163f074 Fix support for named closures
• ab36653 Tweak previous commit
• Additional commits viewable in compare view

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