Update fluence-js to 14.2 and aqua to 0.4.0-235 (#33)

fluence-js-examples/hello-world/aqua/hello-world.aqua

@@ -2,10 +2,15 @@ import Peer from "@fluencelabs/aqua-lib/builtin.aqua"
 
 service HelloWorld("hello-world"):
     hello(str: string)
+    getFortune() -> string
 
 func sayHello():
     HelloWorld.hello("Hello, world!")
 
+func tellFortune() -> string:
+    res <- HelloWorld.getFortune()
+    <- res
+
 func getRelayTime() -> u64:
     on HOST_PEER_ID:
         ts <- Peer.timestamp_ms()