Merge pull request #174 from gsteel/drop-php-8.0

Remove support for PHP 8.0, remove unnecessary reflection method calls

Author: gsteel

composer.json

@@ -24,7 +24,7 @@
         },
         "sort-packages": true,
         "platform": {
-            "php": "8.0.99"
+            "php": "8.1.99"
         }
     },
     "extra": {
@@ -34,7 +34,7 @@
         }
     },
     "require": {
-        "php": "~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0",
+        "php": "~8.1.0 || ~8.2.0 || ~8.3.0",
         "psr/http-factory": "^1.0.2",
         "psr/http-message": "^1.1 || ^2.0"
     },