remove unused code

Author: MindFreeze

src/panels/lovelace/cards/hui-energy-summary-card.ts

@@ -151,11 +151,6 @@ export interface EnergyCardBaseConfig extends LovelaceCardConfig {
   collection_key?: string;
 }
 
-export interface EnergySummaryCardConfig extends EnergyCardBaseConfig {
-  type: "energy-summary";
-  title?: string;
-}
-
 export interface EnergyDistributionCardConfig extends EnergyCardBaseConfig {
   type: "energy-distribution";
   title?: string;
@@ -621,4 +616,4 @@ export interface EnergySummaryCard extends LovelaceCardConfig {
   tap_action?: ActionConfig;
   hold_action?: ActionConfig;
   double_tap_action?: ActionConfig;
-}
+}