Update phpstan/phpstan-mockery requirement from 1.1.1 to 1.1.2 (#39)

Updates the requirements on [phpstan/phpstan-mockery](https://github.com/phpstan/phpstan-mockery) to permit the latest version.
- [Release notes](https://github.com/phpstan/phpstan-mockery/releases)
- [Commits](phpstan/phpstan-mockery@1.1.1...1.1.2)

---
updated-dependencies:
- dependency-name: phpstan/phpstan-mockery
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

composer.json

@@ -21,7 +21,7 @@
     "require-dev": {
         "graham-campbell/testbench": "^6.0",
         "nunomaduro/larastan": "2.6.3",
-        "phpstan/phpstan-mockery": "1.1.1",
+        "phpstan/phpstan-mockery": "1.1.2",
         "phpunit/phpunit": "^10.0",
         "rregeer/phpunit-coverage-check": "^0.3.1",
         "supportpal/coding-standard": "0.4.4"