fix invite singup url

logic/notification.go

@@ -30,7 +30,8 @@ func SendInviteEmail(invite models.UserInvite) error {
 	m.SetHeader("Subject", "Netmaker Invite")
 
 	// Set E-Mail body. You can set plain text or html with text/html
-	m.SetBody("text/html", "Click Here to Signup! <a>"+fmt.Sprintf("https://api.%s/invitesignup?code=%v", servercfg.GetServer(), invite.InviteCode))
+	m.SetBody("text/html", "Click Here to Signup! <a>"+fmt.Sprintf("https://api.%s/api/v1/users/invite?email=%s&code=%v",
+		servercfg.GetServer(), invite.Email, invite.InviteCode))
 
 	// Settings for SMTP server
 	d := gomail.NewDialer(smtpHost, smtpPort, senderEmail, senderPassword)