Bump contributte/tester from 0.1.0 to 0.3.0

Bumps [contributte/tester](https://github.com/contributte/tester) from 0.1.0 to 0.3.0.
- [Release notes](https://github.com/contributte/tester/releases)
- [Commits](contributte/tester@v0.1.0...v0.3.0)

---
updated-dependencies:
- dependency-name: contributte/tester
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

composer.json

@@ -22,7 +22,7 @@
   },
   "require-dev": {
     "contributte/qa": "^0.4.0",
-    "contributte/tester": "^0.1.0",
+    "contributte/tester": "^0.3.0",
     "phpstan/phpstan": "^1.9.14",
     "phpstan/phpstan-dibi": "^1.0.1",
     "phpstan/phpstan-nette": "^1.2.1",