Fix for issue commons-app#1380 Improved Notification UI (commons-app#1387)

Author: Jatin0312

app/src/main/java/fr/free/nrw/commons/notification/NotificationRenderer.java

@@ -47,8 +47,8 @@ protected View inflate(LayoutInflater layoutInflater, ViewGroup viewGroup) {
     @Override
     public void render() {
         Notification notification = getContent();
-        StringBuilder str = new StringBuilder(notification.notificationText.trim());
-        str.append(" ");
+        String str = notification.notificationText.trim();
+        str = str.concat(" ");
         title.setText(str);
         time.setText(notification.date);
         switch (notification.notificationType) {

app/src/main/res/layout/item_notification.xml

@@ -51,5 +51,6 @@
         app:colorClickableText="#969494"
         android:textAppearance="@style/TextAppearance.AppCompat.Body2"
         tools:text="@string/placeholder_place_name"
+        android:padding="12dp"
         />
 </RelativeLayout>