Hide PDF Resplit button

Refs:
notch8/palni_palci_knapsack#229
notch8/palni_palci_knapsack#80

Adds a new decorator to override the IiifPrint FileSetPresenterDecorator
and prevent the resplit PDF button from appearing.

This is a temporary fix until we can get the resplit button to work.

app/presenters/iiif_print/file_set_presenter_decorator.rb

@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+# OVERRIDE IiifPrint v3 to hide the re-split button.
+#   Delete when splitting issue is resolved.
+#   see https://github.com/notch8/palni_palci_knapsack/issues/80#issuecomment-2632366138
+module IiifPrint
+  module FileSetPresenterDecorator
+    def show_split_button?
+      false
+    end
+  end
+end
+Hyrax::FileSetPresenter.prepend(IiifPrint::FileSetPresenterDecorator)