epson-inkjet-printer-escpr: Update to version 1.7.23

epson-inkjet-printer-escpr: Update to version 1.7.23

- Update from version 1.6.12 to 1.7.23
- Update of rootfile
- Changelog
  Most changes are related to additional printers except for
1.7.10
* Fixed the problem that epson-escpr-wrapper filter would crash
  when cupsRasterReadHeader failed.
1.7.7.2
* Supported new model.
* Fixed an issue of filter crash when FIFO I/O was closed.
1.7.0
* Supported new models.
* Applied Privacy Statement.

Signed-off-by: Adolf Belka <adolf.belka@ipfire.org>