G29 » Exercises G29

Description:
After reaching the Level 15, collected Diamonds are not added to total diamond count

Steps to Reproduce:

1. Open the mobile simulator game
2. Reach level 15
3. Complete one challenge with collecting new diamonds
4. Check if the number of diamonds has increased

Expected Result:
After completing a challenges at level 15, the collected diamonds should be added to the total diamond number.

Actual Result:
Diamonds earned from challenges at level 15 are not added to the total diamond number.