* add sensor platform to bosch_alarm
* add icon translations for sensors
* translate entity names
* translate entity names
* translate entity names
* update snapshots
* translate ready to arm sensor
* translate ready to arm sensor
* update tests
* update translations
* remove history sensor, we will replace it with an events sensor later
* fix tests
* fix tests
* fix tests
* update tests
* fix sensor links
* only call async_add_entities once
* convert area alarms to sensors based on type
* add sensor for alarms
* add icons
* cleanup area sensor
* add available
* loop over dict
* use entity description
* use entity description
* clean up entity descriptions
* observe_alarms and observe_ready
* refactor alarm_control_panel to use base entity
* remove more old sensors
* add unit of measurement
* update test snapshots
* use correct observer
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