UI clean up

Author: geremyCohen

content/learning-paths/servers-and-cloud-computing/go-benchmarking-with-sweet/refactor1/rexec_sweet/gcp_utils.py

@@ -62,8 +62,7 @@ def choose_instance(instances: List[str]) -> str:
     if not instances:
         print("No running instances found.", file=sys.stderr)
         sys.exit(1)
-        
-    print("Select an instance:")
+
     for idx, name in enumerate(instances, 1):
         print(f"{idx}. {name}")