sort high scores

squarenotsquare/src/realm/repos/ScoreRepo.js

@@ -26,7 +26,7 @@ export default class ScoreRepo {
   };
 
   getHighScores = () => {
-    let score = this.realmDB.objects(ScoreEntity.name);
+    let score = this.realmDB.objects(ScoreEntity.name).sorted('value', true);
     let highScores = [];
     score.forEach((row) => {
       highScores.push({user: row.user, value: row.value});