[Security] Bump symfony/http-kernel from 3.4.23 to 3.4.38

[dependabot-preview[bot]]

Bumps symfony/http-kernel from 3.4.23 to 3.4.38. This update includes a security fix.

Vulnerabilities fixed

Sourced from The PHP Security Advisories Database.

CVE-2019-18887: Use constant time comparison in UriSigner

Affected versions: >=2.2.0, <2.3.0; >=2.3.0, <2.4.0; >=2.4.0, <2.5.0; >=2.5.0, <2.6.0; >=2.6.0, <2.7.0; >=2.7.0, <2.8.0; >=2.8.0, <2.8.52; >=3.0.0, <3.1.0; >=3.1.0, <3.2.0; >=3.2.0, <3.3.0; >=3.3.0, <3.4.0; >=3.4.0, <3.4.35; >=4.0.0, <4.1.0; >=4.1.0, <4.2.0; >=4.2.0, <4.2.12; >=4.3.0, <4.3.8

Release notes

Sourced from symfony/http-kernel's releases.

v3.4.38

Changelog (https://github.com/symfony/http-kernel/compare/v3.4.37...v3.4.38)

• bug #35722 Set previous exception when rethrown from controller resolver (danut007ro)
• bug #35718 fix registering DebugHandlersListener regardless of the PHP_SAPI (nicolas-grekas)
• bug #35305  Fix stale-if-error behavior, add tests (mpdude)

Commits

• 449c3f7 updated VERSION for 3.4.38
• 1628638 Set previous exception when rethrown from controller resolver
• 0bb6367 [HttpKernel] fix registering DebugHandlersListener regardless of the PHP_SAPI
• de64b09 Fix CS
• 4357749 bug #35305 [HttpKernel] Fix stale-if-error behavior, add tests (mpdude)
• 84023e4 [HttpKernel] Fix stale-if-error behavior, add tests
• 97ffadc bumped Symfony version to 3.4.38
• ea8af45 updated VERSION for 3.4.37
• 6262649 Fix that no-cache requires positive validation with the origin, even for fres...
• 7f6e0f0 Update links to documentation
• Additional commits viewable in compare view

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