build(deps-dev): update spaze/phpstan-disallowed-calls requirement

Updates the requirements on [spaze/phpstan-disallowed-calls](https://github.com/spaze/phpstan-disallowed-calls) to permit the latest version.
- [Release notes](https://github.com/spaze/phpstan-disallowed-calls/releases)
- [Commits](spaze/phpstan-disallowed-calls@v2.11.5...v2.11.6)

---
updated-dependencies:
- dependency-name: spaze/phpstan-disallowed-calls
  dependency-type: direct:development
...

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

composer.json

@@ -28,7 +28,7 @@
         "phpstan/phpstan-nette": "1.2.3",
         "phpstan/phpstan-mockery": "1.1.0",
         "nepada/phpstan-nette-tester": "1.0.0",
-        "spaze/phpstan-disallowed-calls": "2.11.5",
+        "spaze/phpstan-disallowed-calls": "2.11.6",
         "shipmonk/phpstan-rules": "2.3.1",
         "php-parallel-lint/php-parallel-lint": "1.3.2",
         "nepada/coding-standard": "7.6.0",