Smtp password not encrypted

**XAF Version**
18.2.4.0

**Platform**
Windows, Web

**Describe the bug**
Password is being saved as plain text in the database

**To Reproduce**
Steps to reproduce the behavior:
1. New SmtpEmailAccount object
2.Fill Password
3. Check DB

**Expected behavior**
Should have an option to encrypt password after saving

**Screenshots**
N/A

**XAF Web(please complete the following information):**

- Browser [chrome, safari]

**XAF Windows **
- OS: [Windows 10 ]

**Database **
- Name: [e.g. SQL Server]