Support Laravel 6.x

Author: xaviapa

composer.json

@@ -9,7 +9,7 @@
         "issues": "https://github.com/softonic/laravel-request-content-decompress-middleware/issues"
     },
     "require": {
-        "php": ">=7.2",
+        "php": ">=7.1",
         "illuminate/http": "^5.8 || ^6.0",
         "illuminate/contracts": "^5.8 || ^6.0",
         "ext-zlib": "*"