Bump phpstan/extension-installer from 1.4.2 to 1.4.3

Bumps [phpstan/extension-installer](https://github.com/phpstan/extension-installer) from 1.4.2 to 1.4.3.
- [Release notes](https://github.com/phpstan/extension-installer/releases)
- [Commits](https://github.com/phpstan/extension-installer/compare/1.4.2...1.4.3)

---
updated-dependencies:
- dependency-name: phpstan/extension-installer
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

composer.json

@@ -120,7 +120,7 @@
         "larastan/larastan": "^2",
         "laravel-json-api/testing": "^3.0",
         "mockery/mockery": "1.*",
-        "phpstan/extension-installer": "^1.3",
+        "phpstan/extension-installer": "^1.4",
         "phpstan/phpstan": "^1.10",
         "phpstan/phpstan-deprecation-rules": "^1.1",
         "phpstan/phpstan-strict-rules": "^1.4",