docs: update image size

docs/advanced-config.md

@@ -17,7 +17,7 @@ Usually Engine API is deployed on the same host as the [Engine](https://gitlab.s
 In this scenario there are two Engine instances involved. Here you will need to deploy one Engine API on the host of each Engine instance. Additionally you'll have to set up
 a third, so-called _Synchronization Node_ of the Engine API. This sync instance of Engine API is in charge of synchronizing playlogs and managing the active engine state.
 
-<img src="images/engine-api_redundancy.png" />
+<img src="images/engine-api_redundancy.png"  width="820" />
 
 #### Managing Active Engine State