pydoorlock: minor stylistic fixups

Signed-off-by: Ralf Ramsauer <ralf@binary-kitchen.de>

pydoorlock/Door.py

@@ -1,5 +1,6 @@
 from enum import Enum
 
+
 class DoorState(Enum):
     Open = 0
     Present = 1

pydoorlock/WebApp.py

@@ -147,6 +147,7 @@ def home():
                            led=logic.state.to_img(),
                            banner='%s - %s' % (title, room))
 
+
 def webapp_run(cfg, my_logic, status, version, template_folder, static_folder):
     global logic
     logic = my_logic