build(deps-dev): update nepada/phpstan-nette-tester requirement

Updates the requirements on nepada/phpstan-nette-tester to permit the latest version.

---
updated-dependencies:
- dependency-name: nepada/phpstan-nette-tester
  dependency-type: direct:development
...

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

composer.json

@@ -27,7 +27,7 @@
         "phpstan/phpstan-strict-rules": "1.4.3",
         "phpstan/phpstan-nette": "1.1.0",
         "phpstan/phpstan-mockery": "1.1.0",
-        "nepada/phpstan-nette-tester": "0.4.0",
+        "nepada/phpstan-nette-tester": "1.0.0",
         "spaze/phpstan-disallowed-calls": "2.5.0",
         "shipmonk/phpstan-rules": "1.1.1",
         "php-parallel-lint/php-parallel-lint": "1.3.2",