Merge pull request #5 from thyyppa/dependabot/composer/orchestra/testbench-tw-3.5or-tw-4.0

Update orchestra/testbench requirement from ^3.5 to ^3.5 || ^4.0

Author: thyyppa

composer.json

@@ -15,7 +15,7 @@
   },
   "require-dev":  {
     "phpunit/phpunit":      "8.5.4",
-    "orchestra/testbench":  "^3.5",
+    "orchestra/testbench":  "^3.5 || ^4.0",
     "nunomaduro/collision": "v3.0.1"
   },
   "autoload":     {