add php8 support

Koldo Picaza · kpicaza · commit 910c161d9ee9 · 2021-01-10T12:54:30.000+01:00
diff --git a/composer.json b/composer.json
@@ -13,7 +13,7 @@
         }
     ],
     "require": {
-        "php": "^7.4.0",
+        "php": "^7.4.0|^8.0",
         "psr/event-dispatcher": "^1.0"
     },
     "require-dev": {
