[TASK] Update phpstan/phpstan-deprecation-rules requirement (#62)

Updates the requirements on [phpstan/phpstan-deprecation-rules](https://github.com/phpstan/phpstan-deprecation-rules) to permit the latest version.
- [Release notes](https://github.com/phpstan/phpstan-deprecation-rules/releases)
- [Commits](phpstan/phpstan-deprecation-rules@1.1.0...1.2.0)

---
updated-dependencies:
- dependency-name: phpstan/phpstan-deprecation-rules
  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

@@ -22,7 +22,7 @@
         "friendsofphp/php-cs-fixer": "^3.59.3",
         "phpstan/extension-installer": "^1.4.1",
         "phpstan/phpstan": "^1.11.6",
-        "phpstan/phpstan-deprecation-rules": "^1.1",
+        "phpstan/phpstan-deprecation-rules": "^1.2",
         "phpstan/phpstan-phpunit": "^1.3.16",
         "phpstan/phpstan-strict-rules": "^1.6.0",
         "phpunit/phpunit": "^10.5.24",