Goodwe

Add support for ESA and ES G2 inverters.
Fix Export Limit on single phase DT inverters.
Improve Eco Mode switching (do not change schedules 2-4).

Add Eco Mode V2 support to ES inverters.
Fix Eco Mode in ET.
Fix state holding of Load Control switch state.

Add "Load Control" relay switch (ET+ inverters)
Add Eco Mode SoC number parameter for "new eco mode firmwares" (ET)
Fix Eco Mode power parameter - 158

**Breaking Change !**
The Operation mode internal state values were renamed to snake_case and are made localizable.
("General Mode" -> "general", "Backup Mode" -> "backup" etc...)

Fix ECO modes on ES inverters.
Fix 153 - should restore Eco Mode Power on start
Fix 150 - expose "fast charge" feature via inverter settings (service invocation).
Fix 155 - sensor class warnings
Fix HA81788 - No more restarts on mode change (ES)
Fix HA81601 - Text sensors have proper history now
Expose new settings on ET inverters - peak_shaving_mode, dod_holding, dred

Add support for GE's 4 MPTT inverters.
Do not reset inverter after work mode change.
Adjust sensor units and device classes.

Fix eco mode value types