Update webmozart/assert version constraint to test also ^2.0

Author: alexander-schranz

composer.json

@@ -17,7 +17,7 @@
 		"phpstan/phpstan-phpunit": "^2.0",
 		"phpstan/phpstan-strict-rules": "^2.0",
 		"phpunit/phpunit": "^9.6",
-		"webmozart/assert": "^1.11.0"
+		"webmozart/assert": "^1.11.0 || ^2.0"
 	},
 	"config": {
 		"platform": {