chore: update PHPStan and Symfony dev dependencies (#1013)

- Add support for PHPStan 2.0 (^1.0 || ^2.0)
- Add support for Symfony 7.0 components:
  - symfony/http-client (^6.4 || ^7.0)
  - symfony/mailgun-mailer (^6.4 || ^7.0)
  - symfony/notifier (^6.4 || ^7.0)
  - symfony/postmark-mailer (^6.4 || ^7.0)

This update ensures compatibility with the latest versions of these
development dependencies while maintaining backward compatibility.

Co-authored-by: Deeka Wong <[email protected]>

Author: huangdijia

composer.json

@@ -104,14 +104,14 @@
         "pestphp/pest-plugin-faker": "^2.0 || ^3.0",
         "pestphp/pest-plugin-type-coverage": "^2.0 || ^3.0",
         "php-http/guzzle7-adapter": "^1.0",
-        "phpstan/phpstan": "^1.0",
+        "phpstan/phpstan": "^1.0 || ^2.0",
         "phpstan/phpstan-deprecation-rules": "^1.1",
         "swoole/ide-helper": "dev-master",
         "swow/swow": "dev-develop",
-        "symfony/http-client": "^6.4",
-        "symfony/mailgun-mailer": "^6.4",
-        "symfony/notifier": "^6.4",
-        "symfony/postmark-mailer": "^6.4",
+        "symfony/http-client": "^6.4 || ^7.0",
+        "symfony/mailgun-mailer": "^6.4 || ^7.0",
+        "symfony/notifier": "^6.4 || ^7.0",
+        "symfony/postmark-mailer": "^6.4 || ^7.0",
         "tijsverkoyen/css-to-inline-styles": "^2.2.5",
         "voku/portable-ascii": "^1.4"
     },