Apply fixes from StyleCI (#7242)

This pull request applies code style fixes from an analysis carried out
by [StyleCI](https://github.styleci.io).

---

For more information, click
[here](https://github.styleci.io/analyses/ZnLndY).

src/Include/slim/error-handler.php

@@ -7,7 +7,7 @@
 ini_set('log_errors', true);
 ini_set('error_log', LoggerUtils::buildLogFilePath('slim'));
 
-$errorMiddleware = $app->addErrorMiddleware(LoggerUtils::isDebugLogLevel(), true,true, LoggerUtils::getSlimMVCLogger());
+$errorMiddleware = $app->addErrorMiddleware(LoggerUtils::isDebugLogLevel(), true, true, LoggerUtils::getSlimMVCLogger());
 // Get the default error handler and register my custom error renderer.
 $errorHandler = $errorMiddleware->getDefaultErrorHandler();