Revert "📈 Add GlitchTip"

This reverts commit d5679a626d.

vendor/php-http/message/src/Authentication/Chain.php

@@ -1,47 +0,0 @@
-<?php
-
-namespace Http\Message\Authentication;
-
-use Http\Message\Authentication;
-use Psr\Http\Message\RequestInterface;
-
-/**
- * Authenticate a PSR-7 Request with a multiple authentication methods.
- *
- * @author Márk Sági-Kazár <mark.sagikazar@gmail.com>
- */
-final class Chain implements Authentication
-{
-    /**
-     * @var Authentication[]
-     */
-    private $authenticationChain = [];
-
-    /**
-     * @param Authentication[] $authenticationChain
-     */
-    public function __construct(array $authenticationChain = [])
-    {
-        foreach ($authenticationChain as $authentication) {
-            if (!$authentication instanceof Authentication) {
-                throw new \InvalidArgumentException(
-                    'Members of the authentication chain must be of type Http\Message\Authentication'
-                );
-            }
-        }
-
-        $this->authenticationChain = $authenticationChain;
-    }
-
-    /**
-     * {@inheritdoc}
-     */
-    public function authenticate(RequestInterface $request)
-    {
-        foreach ($this->authenticationChain as $authentication) {
-            $request = $authentication->authenticate($request);
-        }
-
-        return $request;
-    }
-}