fix: read/write uart decorators not returning method output

Author: eigen-value

arduino_alvik/arduino_alvik.py

@@ -19,15 +19,15 @@
 def writes_uart(method):
     def wrapper(*args, **kwargs):
         with ArduinoAlvik._write_lock:
-            method(*args, **kwargs)
+            return method(*args, **kwargs)
 
     return wrapper
 
 
 def reads_uart(method):
     def wrapper(*args, **kwargs):
         with ArduinoAlvik._read_lock:
-            method(*args, **kwargs)
+            return method(*args, **kwargs)
 
     return wrapper