/usr/share/cups/templates/cs/printers-header.tmpl is in cups-server-common 1.7.2-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 | <P ALIGN="CENTER">{total=0?Žádné tiskárny:Zobrazení {#printer_name} z {total} tiskár{total=1?ny:en}}.</P>
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