Update symfony/console requirement from ~2.8.45 to ~4.3.4

[dependabot-preview]

Updates the requirements on symfony/console to permit the latest version.

Changelog

Sourced from symfony/console's changelog.

CHANGELOG

5.0.0

• removed TableStyle::setCrossingChar() method in favor of TableStyle::setDefaultCrossingChar()
• removed TableStyle::setHorizontalBorderChar() method in favor of TableStyle::setDefaultCrossingChars()
• removed TableStyle::getHorizontalBorderChar() method in favor of TableStyle::getBorderChars()
• removed TableStyle::setVerticalBorderChar() method in favor of TableStyle::setVerticalBorderChars()
• removed TableStyle::getVerticalBorderChar() method in favor of TableStyle::getBorderChars()
• ProcessHelper::run() accepts only array|Symfony\Component\Process\Process for its command argument
• Application::setDispatcher accepts only Symfony\Contracts\EventDispatcher\EventDispatcherInterface
  for its dispatcher argument

4.4.0

• added Question::setTrimmable default to true to allow the answer to be trimmed
• added method preventRedrawFasterThan() and forceRedrawSlowerThan() on ProgressBar
• Application implements ResetInterface
• marked all dispatched event classes as @final

4.3.0

• added support for hyperlinks
• added ProgressBar::iterate() method that simplify updating the progress bar when iterating
• added Question::setAutocompleterCallback() to provide a callback function
  that dynamically generates suggestions as the user types

4.2.0

• allowed passing commands as [$process, 'ENV_VAR' => 'value'] to
  ProcessHelper::run() to pass environment variables
• deprecated passing a command as a string to ProcessHelper::run(),
  pass it the command as an array of its arguments instead
• made the ProcessHelper class final
• added WrappableOutputFormatterInterface::formatAndWrap() (implemented in OutputFormatter)
• added capture_stderr_separately option to CommandTester::execute()

4.1.0

• added option to run suggested command if command is not found and only 1 alternative is available
• added option to modify console output and print multiple modifiable sections
• added support for iterable messages in output write and writeln methods

4.0.0

... (truncated)

Commits

• de63799 Merge branch '3.4' into 4.3
• 4510f04 [Console] fix return type declarations
• efadf6e Fix inconsistent return points.
• f950210 Merge branch '3.4' into 4.3
• e5368e4 Fix inconsistent return points.
• 8b94795 [Console] fix docblock
• 1fce7bc [Console] Fix incomplete output mock.
• 98664c9 Merge branch '3.4' into 4.3
• 191227e [Console] fixed a PHP notice when there is no function
• 9e65f27 Merge branch '3.4' into 4.3
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #12.