Bump symfony/event-dispatcher from 6.3.2 to 6.4.0

[dependabot[bot]]

Bumps symfony/event-dispatcher from 6.3.2 to 6.4.0.

Release notes

Sourced from symfony/event-dispatcher's releases.

v6.4.0

Changelog (https://github.com/symfony/event-dispatcher/compare/v6.4.0-RC2...v6.4.0)

• no significant changes

v6.4.0-RC1

Changelog (https://github.com/symfony/event-dispatcher/compare/v6.4.0-BETA3...v6.4.0-RC1)

• no significant changes

v6.4.0-BETA1

Changelog (https://github.com/symfony/event-dispatcher/compare/v6.3.6...v6.4.0-BETA1)

• no significant changes

Commits

• d76d263 More short closures + isset instead of null checks + etc.
• 5fc47d6 Remove \ReflectionProperty::setAccessible(true) calls
• 8a9a52c Use typed properties in tests as much as possible
• a246917 Merge branch '6.3' into 6.4
• 46a27c2 Merge branch '6.3' into 6.4
• defad51 Merge branch '6.3' into 6.4
• 9ebe352 [6.4] Allow 7.0 deps
• See full diff in compare view

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[github-actions[bot]]

🏰 Composer Production Dependency changes 🏰	Prod Packages	Operation	Base	Target	Link
symfony/event-dispatcher	Upgraded	v6.3.2	v6.4.0	Compare
symfony/event-dispatcher-contracts	Upgraded	v3.3.0	v3.4.0	Compare

[dependabot[bot]]

Superseded by #1337.