Merge branch '6.4' into 7.1

* 6.4:
  [HttpFoundation] Fix test
  [HttpFoundation] Revert risk change
  [Notifier] Fix GoIpTransport
  [HttpClient] Fix catching some invalid Location headers

Author: nicolas-grekas

Diff for: Request.php

@@ -324,11 +324,9 @@ public static function create(string $uri, string $method = 'GET', array $parame
             if ('https' === $components['scheme']) {
                 $server['HTTPS'] = 'on';
                 $server['SERVER_PORT'] = 443;
-            } elseif ('http' === $components['scheme']) {
+            } else {
                 unset($server['HTTPS']);
                 $server['SERVER_PORT'] = 80;
-            } else {
-                throw new BadRequestException('Invalid URI: http(s) scheme expected.');
             }
         }
 

Diff for: Tests/RequestTest.php

@@ -311,7 +311,6 @@ public function testCreateWithRequestUri()
      *           [" foo"]
      *           ["foo "]
      *           ["//"]
-     *           ["foo:bar"]
      */
     public function testCreateWithBadRequestUri(string $uri)
     {