Fix async_input?

MooreScripts/python/MooreScripts/testbench/emulator.py

@@ -313,7 +313,8 @@ async def async_input(prompt=None):
     if prompt is not None:
         print(prompt, end='', flush=True)
     line = await reader.readline()
-    transport.close()
+    # FIXME we can't really close here as a second call to async_input fails
+    # transport.close()
     return line.decode("utf8").rstrip("\n")