Bump phpunit/php-timer from 1.0.6 to 1.0.9

Bumps [phpunit/php-timer](https://github.com/sebastianbergmann/php-timer) from 1.0.6 to 1.0.9.
- [Release notes](https://github.com/sebastianbergmann/php-timer/releases)
- [Changelog](https://github.com/sebastianbergmann/php-timer/blob/master/ChangeLog.md)
- [Commits](sebastianbergmann/php-timer@1.0.6...1.0.9)

Signed-off-by: dependabot[bot] <support@dependabot.com>

Author: dependabot-support