Update composer.json

Author: JeroenDeDauw

composer.json

@@ -48,7 +48,7 @@
 		"ockcyp/covers-validator": "^1.3.3",
 		"phpstan/phpstan": "^0.12.68 || ^1.0.0",
 		"phpmd/phpmd": "^2.9.1",
-		"vimeo/psalm": "^4.4.1",
+		"vimeo/psalm": "^5.26.1",
 		"maglnet/composer-require-checker": "^3.0|^2.0"
 	},
 	"autoload": {