Aggiornato Composer

vendor/symfony/polyfill-intl-grapheme/Grapheme.php

@@ -48,7 +48,7 @@ final class Grapheme
             $start = \strlen($s) + $start;
         }
 
-        if (!is_scalar($s)) {
+        if (!\is_scalar($s)) {
             $hasError = false;
             set_error_handler(function () use (&$hasError) { $hasError = true; });
             $next = substr($s, $start);

vendor/symfony/polyfill-intl-grapheme/LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2015-2019 Fabien Potencier
+Copyright (c) 2015-present Fabien Potencier
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

vendor/symfony/polyfill-intl-grapheme/README.md

@@ -23,7 +23,7 @@ This component provides a partial, native PHP implementation of the
 - [`grapheme_substr`](https://php.net/grapheme_substr): Return part of a string
 
 More information can be found in the
-[main Polyfill README](https://github.com/symfony/polyfill/blob/master/README.md).
+[main Polyfill README](https://github.com/symfony/polyfill/blob/main/README.md).
 
 License
 =======

vendor/symfony/polyfill-intl-grapheme/composer.json

@@ -27,9 +27,6 @@
     },
     "minimum-stability": "dev",
     "extra": {
-        "branch-alias": {
-            "dev-main": "1.23-dev"
-        },
         "thanks": {
             "name": "symfony/polyfill",
             "url": "https://github.com/symfony/polyfill"