📔docs: fix typo on readme

iandis · iandis · commit f179ceecd633 · 2022-01-02T12:28:00.000+07:00
diff --git a/README.md b/README.md
@@ -74,7 +74,7 @@ Connect to a printer.
 ```dart
 ...
 final FluetoothDevice printer = devices.first;
-await Fluetooth().connect(devices.id);
+await Fluetooth().connect(printer.id);
 ```
 
 Prints the bill to the printer
