Remove unused PdfPass interaction type.

The `PdfPass` interaction type and its associated logic were removed as it is no longer needed. This simplifies the codebase by eliminating redundant entries and ensures clarity in interaction types.

FoodsharingSiegen.Server/Dialogs/InteractionDialog.razor.cs

@@ -60,7 +60,6 @@ namespace FoodsharingSiegen.Server.Dialogs
                 InteractionType.Complete => true,
                 InteractionType.IdCheck => true,
                 InteractionType.PrintPass => true,
-                InteractionType.PdfPass => true,
                 InteractionType.ReleasedForVerification => true,
                 _ => false
             };
@@ -82,7 +81,6 @@ namespace FoodsharingSiegen.Server.Dialogs
             var showNotNeeded = parameter.Type switch
             {
                 InteractionType.PrintPass => true,
-                InteractionType.PdfPass => true,
                 _ => false
             };