php 8 support

Author: dipeshtps

composer.json

@@ -23,7 +23,7 @@
         }
     ],
     "require": {
-        "php": "^7.2",
+        "php": "^7.2|^8.0",
         "illuminate/support": "5.8.*|^6.0|^7.0|^8.0"
     },
     "require-dev": {