resolve spelling mistake in tutorials docs (#193)

Author: DiptoChakrabarty

docs/tutorials.md

@@ -1,6 +1,6 @@
 # Tutorials
 
-This section shows tutorials to avanced use of PyMS. See [Examples](examples.md) for simple tutorials
+This section shows tutorials for advanced use of PyMS. See [Examples](examples.md) for simple tutorials
 
 ## Tutorial 1: Propagate Traces
 With this tutorial you can solve the problem of [distributed tracing](https://microservices.io/patterns/observability/distributed-tracing.html)
@@ -10,4 +10,4 @@ With this tutorial you can solve the problem of [distributed tracing](https://mi
 
 ## Tutorial 2: How To contribute, Create your own service
 
-[See tutorial](tutorial_create_services.md)
+[See tutorial](tutorial_create_services.md)