aioble: Fix docs for subscribe (needs await).

jimmo · jimmo · commit 3c383f6d2864 · 2021-07-12T13:38:33.000+10:00
Signed-off-by: Jim Mussared &lt;jim.mussared@gmail.com&gt;
diff --git a/micropython/bluetooth/aioble/README.md b/micropython/bluetooth/aioble/README.md
@@ -118,7 +118,7 @@ temp_char = await temp_service.characteristic(_ENV_SENSE_TEMP_UUID)
 
 data = await temp_char.read(timeout_ms=1000)
 
-temp_char.subscribe(notify=True)
+await temp_char.subscribe(notify=True)
 while True:
     data = await temp_char.notified()
 ```
