[develop | DONE | FIXED] indicator-utils: add 'return null' on 2 methods (triggered error on validator project)

monitor-admin/utils/indicator-utils.ts

@@ -734,6 +734,7 @@ export class IndicatorUtils {
     } else if ((obj[this.getDescriptionObjectName(obj)]).hasOwnProperty("queries")) {
       return "queries";
     }
+    return null;
   }
 
   private getDescriptionObjectName(obj) {
@@ -746,6 +747,7 @@ export class IndicatorUtils {
     } else if (obj.hasOwnProperty("series")) {
       return "series";
     }
+    return null;
   }
 
   private extractType(obj, indicatorPath: IndicatorPath): IndicatorPathType {