Apply fixes from StyleCI

Author: StyleCIBot

config/params.php

@@ -10,7 +10,7 @@
 return [
     'yiisoft/error-handler' => [
         'solutionProviders' => [
-            \Yiisoft\Definitions\Reference::to(\Yiisoft\ErrorHandler\Solution\FriendlyExceptionSolution::class),
+            Yiisoft\Definitions\Reference::to(Yiisoft\ErrorHandler\Solution\FriendlyExceptionSolution::class),
         ],
     ],
 ];

src/Renderer/HtmlRenderer.php

@@ -163,7 +163,7 @@ public function __construct(
         $this->traceHeaderLine = $traceHeaderLine
             ?? $settings['traceHeaderLine']
             ?? null;
-      
+
         $this->solutionGenerator = new SolutionGenerator($solutionProviders);
     }