Updated all other dependencies, see details:

- Installing symfony/deprecation-contracts (v2.1.2)
- Updating composer/composer (1.10.6 => 1.10.7)
- Updating doctrine/annotations (1.10.2 => 1.10.3)
- Updating doctrine/instantiator (1.3.0 => 1.3.1)
- Updating doctrine/lexer (1.2.0 => 1.2.1)
- Updating guzzlehttp/guzzle (6.5.3 => 6.5.4)
- Updating justinrainbow/json-schema (5.2.9 => 5.2.10)
- Updating symfony/event-dispatcher (v4.4.8 => v4.4.9)
- Updating symfony/filesystem (v5.0.8 => v5.1.0)
- Updating symfony/finder (v5.0.8 => v5.1.0)
- Updating symfony/options-resolver (v5.0.8 => v5.1.0)
- Updating symfony/process (v4.4.8 => v4.4.9)
- Updating symfony/stopwatch (v5.0.8 => v5.1.0)

Author: hostep