fix: 水电站运行月报告分析添加运行时长单位

hzims-service-api/big-model-api/src/main/java/com/hnac/hzims/bigmodel/business/dto/PowerDataDTO.java

@@ -28,4 +28,7 @@ public class PowerDataDTO implements Serializable {
     @ApiModelProperty("发电单位")
     private String unit = "万kWh";
 
+    @ApiModelProperty("运行时长单位")
+    private String runtimeUnit = "h";
+
 }