fix: changing default role to smoker (#39)

Author: AlexZangerle

cigaretteSmokers/src/main/kotlin/ac/at/uibk/dps/dapr/cigarette/CigaretteSmokers.kt

@@ -70,7 +70,7 @@ fun main(args: Array<String>) {
 class AutoStarter : ApplicationRunner {
 
   override fun run(args: ApplicationArguments?) {
-    val role = System.getenv("ROLE") ?: "arbiter"
+    val role = System.getenv("ROLE") ?: "smoker"
     if (role != "arbiter") return
 
     val proxy =