Merge pull request #23 from mewebstudio/fix-for-php8

fix for php8

Author: mewebstudio

composer.json

@@ -14,7 +14,7 @@
 		}
 	],
 	"require": {
-		"php": "^7.1.3",
+		"php": ">=7.1.3",
 		"illuminate/config": "~5.7|~5.8|^6.0|^7.0|^8.0",
 		"mews/pos": "^0.4.3"
 	},