🔧 Add SMTP_SSL option for older SMTP servers (#365)

Co-authored-by: Sebastián Ramírez <tiangolo@gmail.com>

backend/app/utils.py

@@ -40,6 +40,8 @@ def send_email(
     smtp_options = {"host": settings.SMTP_HOST, "port": settings.SMTP_PORT}
     if settings.SMTP_TLS:
         smtp_options["tls"] = True
+    elif settings.SMTP_SSL:
+        smtp_options["ssl"] = True
     if settings.SMTP_USER:
         smtp_options["user"] = settings.SMTP_USER
     if settings.SMTP_PASSWORD: