fix typo

models/Score.ts

@@ -13,7 +13,7 @@ export default class Score {
   @prop({ required: true })
   public userID: string;
 
-  // total will be between 800-200 - 0 signfies "No Score", too little information is available or other variable are too low
+  // total will be between 800-200 - 0 signifies "No Score", too little information is available or other variable are too low
   // calculation: Math.floor(COMBINED_SUBSCORES * 5 * 5.13)`
   @prop({ required: true })
   public total: number;