Updated Installation (markdown)

Installation.md

@@ -67,9 +67,10 @@ If you choose the option route, do check out [the parameters](https://nixos.org/
 
 Download and extract the latest [release](https://github.com/Radarr/Radarr/releases) from github, changing the url below to match.
 
-    cd /opt
     curl -L -O $( curl -s https://api.github.com/repos/Radarr/Radarr/releases | grep linux.tar.gz | grep browser_download_url | head -1 | cut -d \" -f 4 )
     tar -xvzf Radarr.develop.*.linux.tar.gz
+    mv Radarr /opt
+    
 
 To run Radarr on startup, follow [this Wiki article](https://github.com/Radarr/Radarr/wiki/Autostart-on-Linux) relevent to your Distro.