Add PV Power sensor to sofar_g3hyd.yaml

[jandeuss]

Can you please add a sensor to the file in the inverter DC section.

• name: "PV Total Power"
  class: "power"
  state class: "measurement"
  uom: "W"
  scale: 100
  rule: 1
  registers: [0x05C4]
  icon: "mdi:solar-power"

This adds the sensor of Total PV Power of a master / slave System.

thanks a lot.

[davidrapan]

Sure thing: feat: Add PV Power to sofar_g3hyd profile