cups: Upgrade 2.4.6 -> 2.4.7

cups: Upgrade 2.4.6 -> 2.4.7

- enable tls by default to fix:
| hash.c:16:12: fatal error: gnutls/crypto.h: No such file or directory
|    16 | #  include <gnutls/crypto.h>

Changes in CUPS v2.4.7 (2023-09-20)
-----------------------------------

- CVE-2023-4504 - Fixed Heap-based buffer overflow when reading Postscript
  in PPD files
- Added OpenSSL support for cupsHashData (Issue #762)
- Fixed delays in lpd backend (Issue #741)
- Fixed extensive logging in scheduler (Issue #604)
- Fixed hanging of `lpstat` on IBM AIX (Issue #773)
- Fixed hanging of `lpstat` on Solaris (Issue #156)
- Fixed printing to stderr if we can't open cups-files.conf (Issue #777)
- Fixed purging job files via `cancel -x` (Issue #742)
- Fixed RFC 1179 port reserving behavior in LPD backend (Issue #743)
- Fixed a bug in the PPD command interpretation code (Issue #768)

Signed-off-by: Markus Volk <f_l_k@t-online.de>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>