Correct/adapt related test-assert-json

Author: bouwew

tests/data/anna/legacy_anna.json

@@ -24,9 +24,9 @@
     },
     "preset_modes": ["away", "vacation", "asleep", "home", "no_frost"],
     "active_preset": "home",
-    "available_schedules": ["Thermostat schedule", "off"],
-    "select_schedule": "Thermostat schedule",
-    "mode": "auto",
+    "available_schedules": ["None"],
+    "select_schedule": "None",
+    "mode": "heat",
     "sensors": {
       "temperature": 20.4,
       "illuminance": 151,