Set initial focus for energy dialogs (#11730)

src/panels/config/energy/dialogs/dialog-energy-battery-settings.ts

@@ -74,6 +74,7 @@ export class DialogEnergyBatterySettings
             "ui.panel.config.energy.battery.dialog.energy_into_battery"
           )}
           @value-changed=${this._statisticToChanged}
+          dialogInitialFocus
         ></ha-statistic-picker>
 
         <ha-statistic-picker

src/panels/config/energy/dialogs/dialog-energy-device-settings.ts

@@ -75,6 +75,7 @@ export class DialogEnergyDeviceSettings
             "ui.panel.config.energy.device_consumption.dialog.device_consumption_energy"
           )}
           @value-changed=${this._statisticChanged}
+          dialogInitialFocus
         ></ha-statistic-picker>
 
         <mwc-button @click=${this.closeDialog} slot="secondaryAction">

src/panels/config/energy/dialogs/dialog-energy-gas-settings.ts

@@ -107,6 +107,7 @@ export class DialogEnergyGasSettings
               : "m³"
           })`}
           @value-changed=${this._statisticChanged}
+          dialogInitialFocus
         ></ha-statistic-picker>
 
         <p>

src/panels/config/energy/dialogs/dialog-energy-grid-flow-settings.ts

@@ -104,6 +104,7 @@ export class DialogEnergyGridFlowSettings
             `ui.panel.config.energy.grid.flow_dialog.${this._params.direction}.energy_stat`
           )}
           @value-changed=${this._statisticChanged}
+          dialogInitialFocus
         ></ha-statistic-picker>
 
         <p>

src/panels/config/energy/dialogs/dialog-energy-solar-settings.ts

@@ -86,6 +86,7 @@ export class DialogEnergySolarSettings
             "ui.panel.config.energy.solar.dialog.solar_production_energy"
           )}
           @value-changed=${this._statisticChanged}
+          dialogInitialFocus
         ></ha-statistic-picker>
 
         <h3>