Alexandre Julliard : png: Import upstream release 1.6.43.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: ff77a49a5e4aa63b722fbe9d4dc941ccbd02cb42
URL:    https://gitlab.winehq.org/wine/wine/-/commit/ff77a49a5e4aa63b722fbe9d4dc941c...

Author: Alexandre Julliard 
Date:   Fri May  3 21:34:34 2024 +0200

png: Import upstream release 1.6.43.

---

libs/png/AUTHORS      |  1 +
 libs/png/png.c        | 41 +++++++++++++++++++----------------------
 libs/png/png.h        | 25 ++++++++++++-------------
 libs/png/pngconf.h    |  2 +-
 libs/png/pnglibconf.h |  2 +-
 libs/png/pngread.c    |  6 +++++-
 libs/png/pngrtran.c   | 28 ++++++++++++----------------
 7 files changed, 51 insertions(+), 54 deletions(-)