[MM-33538] Trims space from user email when sanitizing user input (#17168)

Automatic Merge

model/user.go

@@ -581,6 +581,7 @@ func (u *User) SanitizeInput(isAdmin bool) {
 	u.FailedAttempts = 0
 	u.MfaActive = false
 	u.MfaSecret = ""
+	u.Email = strings.TrimSpace(u.Email)
 }
 
 func (u *User) ClearNonProfileFields() {