Merge branch '6.2' into 6.3

* 6.2:
  [Finder] Fix initial directory is opened twice
  typo fix
  Fix test
  Fix some return types in tests

Author: nicolas-grekas

Tests/TestClient.php

@@ -41,7 +41,7 @@ protected function doRequest(object $request): Response
         return $response;
     }
 
-    protected function getScript(object $request)
+    protected function getScript(object $request): string
     {
         $r = new \ReflectionClass(Response::class);
         $path = $r->getFileName();

Tests/TestHttpClient.php

@@ -64,7 +64,7 @@ protected function doRequest(object $request): Response
         return $response;
     }
 
-    protected function getScript(object $request)
+    protected function getScript(object $request): string
     {
         $r = new \ReflectionClass(Response::class);
         $path = $r->getFileName();