Exercises G22

When attempting to cancel sending an email by clicking the "Cancel" button, the email is still sent instead of being canceled.

Steps to reproduce:
1. Compose a new email providing recipients, subject, and body.
2. Initiate a cancelation by clicking the "Cancel" button.
3. Open "Sent" box and check if the email is sent.

Expected result:
Upon clicking the "Cancel" button, the email sending process should be stopped and the email should not be sent.

Actual result:
Despite clicking the "Cancel" button, the email is still sent and a confirmation message "Your email Is sent" is displayed.