Add support for multiple psalm versions

Author: rubenvanassche

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 All notable changes to `menu` will be documented in this file.
 
+## 2.9.0 - 2020-11-06
+
+- Drop support for 
+
 ## 2.8.0 - 2018-11-05
 - Add `exact-active` class to links that exactly match the current URL. This is accompanied by a `setExactActiveClass(string $class)` method to set the class name
 

composer.json

@@ -22,7 +22,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^7.0|^8.0|^9.0",
-        "vimeo/psalm": "^3.11",
+        "vimeo/psalm": "^3.11|^4.0",
         "larapack/dd": "^1.0"
     },
     "autoload": {