common: enable ha_time in common packages, devices extend it

Move the homeassistant time platform (id ha_time) into all common
packages. Devices with custom triggers now use '!extend ha_time';
plain duplicate time blocks are removed. mcu-lvgl's unused time_comp
is unified to ha_time.

mcu-nspanel-bedroom.yaml

@@ -136,9 +136,7 @@ nspanel_lovelace:
       thermo_entity_id: climate.bt_trv_bedroom
 
 time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
+  - id: !extend ha_time
     on_time_sync:
       - script.execute: apply_sleep_dim