Updated docs for cli flag changes.

examples/tutorial/hello/rust/README.md

@@ -34,7 +34,7 @@ fn main() {
 
 ```sh
 # Initialize your function creating a func.yaml file
-fn init <DOCKERHUB_USERNAME>/hello-rust
+fn init --name hello-rust
 
 # Test your function. This will run inside a container exactly how it will on the server
 fn run
@@ -44,7 +44,7 @@ cat sample.payload.json | fn run
 
 # Deploy your functions to the Oracle Functions server (default localhost:8080)
 # This will create a route to your function as well
-fn deploy myapp
+fn deploy --app myapp
 ```
 ### Now call your function: