home-assistant: Remove deprecated YAML config

These configuration settings are no longer supported in the YAML
document, but configured via the UI.

home-assistant/configuration.yaml

@@ -12,7 +12,6 @@ input_number:
 input_select:
 input_text:
 logbook:
-map:
 media_source:
 mobile_app:
 person:
@@ -121,10 +120,6 @@ sensor:
   max_age:
     hours: 24
 
-- platform: seventeentrack
-  username: gyrfalcon@ebonfire.com
-  password: !secret seventeentrack_password
-
 template:
 - sensor:
   - name: 'Thermostat Temperature'