Fix README typo

README.md

@@ -5,7 +5,7 @@ To be used with RealDeviceMap macless solution Kevin.
 1.) Install dependencies `npm install`  
 2.) Copy config `cp src/config.example.json src/config.json`  
 3.) Fill out `vi config.json`  
-5.) Run `node run start`  
+4.) Run `node run start`  
 
 Once everything is setup and running appropriately, you can add this to PM2 ecosystem.config.js file so it is automatically started:  
 ```