* Do not show remaining amount for topup invoices in expiry message
As [reported by @petzsch](https://chat.btcpayserver.org/btcpayserver/pl/gg1zy8t5h3dq7nme1nom93migo).
* Fix links on result page in Checkout Classic
Closes#4344.
* Better way to exclude Lightning if BIP21 is active and we have both PMs
Unify margins