/usr/share/cups/templates/printer-deleted.tmpl is in cups-server-common 1.7.5-11+deb8u2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 | <DIV CLASS="indent">
<H2 CLASS="title">Delete Printer {printer_name}</H2>
<P>Printer {printer_name} has been deleted successfully.
</DIV>
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