Improve invoice filtering UI (#4914)

* Improve invoice filtering UI

Closes #3664.

* UI updates

* Add app filter

* Add indicator for active filters

* updates text

* Improve selected filter display

* Apply suggestions from code review

---------

Co-authored-by: dstrukt <gfxdsign@gmail.com>

BTCPayServer/Controllers/UIInvoiceController.cs

@@ -58,6 +58,7 @@ namespace BTCPayServer.Controllers
         private readonly InvoiceActivator _invoiceActivator;
         private readonly LinkGenerator _linkGenerator;
         private readonly IAuthorizationService _authorizationService;
+        private readonly AppService _appService;
 
         public WebhookSender WebhookNotificationManager { get; }
 
@@ -81,6 +82,7 @@ namespace BTCPayServer.Controllers
             UIWalletsController walletsController,
             InvoiceActivator invoiceActivator,
             LinkGenerator linkGenerator,
+            AppService appService,
             IAuthorizationService authorizationService)
         {
             _displayFormatter = displayFormatter;
@@ -102,6 +104,7 @@ namespace BTCPayServer.Controllers
             _invoiceActivator = invoiceActivator;
             _linkGenerator = linkGenerator;
             _authorizationService = authorizationService;
+            _appService = appService;
         }