added image for allure extension

Author: DavertMik

guides/11-Reporting.md

@@ -116,6 +116,8 @@ php vendor/bin/codecept run --xml
 
 ## Allure
 
+![](images/codecept-allure.png)
+
 [Allure](https://docs.qameta.io/allure/) is a popular open-source reporting tool. It can be paired with Codeception to get a detailed run report. Use [Allure extension](https://github.com/allure-framework/allure-codeception) to generate report which can be passed to Allure to display it.
 
 ## Custom Reporter