Update ReadMe

Author: rcoletti116

README.md

@@ -84,7 +84,7 @@ configure your accessory using JSON:
 |`runningContactSensor`|Add a contact sensor to HomeKit that's _open_ when Roomba is running||
 |`binContactSensor`|Add a contact sensor to HomeKit that's _open_ when Roomba's bin is full||
 |`dockingContactSensor`|Add a contact sensor to HomeKit that's _open_ when Roomba is docking||
-|`dockOnStop`|Sends roomba home to dock when stopped|true|
+|`dockOnStop`|Sends roomba home to dock when stopped|`true`|
 
 ### Deprecated configuration