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-well.yaml

@@ -358,5 +358,3 @@ valve:
     close_action:
       - switch.turn_off: irrigation_relay_8
 
-time:
-  - !include common/time/homeassistant.yaml