The ressources buff can be get 2 times if clicked on the bottom right mail notificati

Description: If the user click's on the mail icon on the bottom right corner after the explorer finds a treasure, the mail notification on the upper left corner does not dissapear and the resources buff cand be got again althow it's unusable
Steps to reproduce:
1. Send the explorer on a treasure hunt
2. After he finishes click on the mail icoon on the bottom right and get the resources
3. Click on the upper left mail notification
4. Get the resources again
Severity: s2
probability: p2