composer: Update PHPStan

 - phpstan/phpstan updated from 1.12.12 to 2.0.3 major
   See changes: phpstan/phpstan@1.12.12...2.0.3
   Release notes: https://github.com/phpstan/phpstan/releases/tag/2.0.3

 - nextras/orm-phpstan downgraded from v1.0.1 to dev-main@5509fa8 major
   See changes: nextras/orm-phpstan@v1.0.1...5509fa8

 - phpstan/phpstan-nette updated from 1.3.8 to 2.0.1 major
   See changes: phpstan/phpstan-nette@1.3.8...2.0.1
   Release notes: https://github.com/phpstan/phpstan-nette/releases/tag/2.0.1

composer.json

@@ -39,10 +39,10 @@
 		"friendsofphp/php-cs-fixer": "^3.0",
 		"nette/tester": "^2.2.0",
 		"nextras/mail-panel": "^2.5",
-		"nextras/orm-phpstan": "^1.0",
+		"nextras/orm-phpstan": "@dev",
 		"php-parallel-lint/php-parallel-lint": "^1.3",
-		"phpstan/phpstan": "^1.5",
-		"phpstan/phpstan-nette": "^1.0"
+		"phpstan/phpstan": "^2.0",
+		"phpstan/phpstan-nette": "^2.0"
 	},
 	"autoload": {
 		"psr-4": {