Bump phpstan/phpstan from 0.10.3 to 0.10.8
Bump phpstan/phpstan from 0.10.3 to 0.10.8

Bumps [phpstan/phpstan](https://github.com/phpstan/phpstan) from 0.10.3 to 0.10.8.
- [Release notes](https://github.com/phpstan/phpstan/releases)
- [Commits](https://github.com/phpstan/phpstan/compare/0.10.3...0.10.8)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
TijmenWierenga/Bogus