Merge pull request #712 from elmar/master

fix typo in documentation

service/README.md

@@ -60,7 +60,7 @@ An example `local.conf`:
 	},
 	"settings": {
 		"softwareUpdate": "apply",
-		"softwraeUpdateChannel": "release"
+		"softwareUpdateChannel": "release"
 	}
 }
 ```