graphics/png: Update to 1.6.39

Changelog: https://github.com/glennrp/libpng/blob/v1.6.39/CHANGES

PR:		268108
Approved by:	desktop (tcberner)
Exp-run by:	antoine

Author: Daniel Engberg

graphics/png/Makefile

@@ -1,5 +1,5 @@
 PORTNAME=	png
-DISTVERSION=	1.6.38
+DISTVERSION=	1.6.39
 CATEGORIES=	graphics
 MASTER_SITES=	SF/lib${PORTNAME}/lib${PORTNAME}16/${DISTVERSION}/
 PATCH_SITES=	SF/lib${PORTNAME}-apng/lib${PORTNAME}16/${DISTVERSION}/

graphics/png/distinfo

@@ -1,5 +1,5 @@
-TIMESTAMP = 1664110848
-SHA256 (libpng-1.6.38.tar.xz) = b3683e8b8111ebf6f1ac004ebb6b0c975cd310ec469d98364388e9cedbfa68be
-SIZE (libpng-1.6.38.tar.xz) = 1023168
-SHA256 (libpng-1.6.38-apng.patch.gz) = 8c0363977c44ee1c7d5d42cc02d82b83eeb2d49ec4f7c2f4d475a80c8311989f
-SIZE (libpng-1.6.38-apng.patch.gz) = 10766
+TIMESTAMP = 1669932270
+SHA256 (libpng-1.6.39.tar.xz) = 1f4696ce70b4ee5f85f1e1623dc1229b210029fa4b7aee573df3e2ba7b036937
+SIZE (libpng-1.6.39.tar.xz) = 1020552
+SHA256 (libpng-1.6.39-apng.patch.gz) = 4ac4b6eaba00cde212c48db65cb94291073febca22c5c79fda87091502e80cfd
+SIZE (libpng-1.6.39-apng.patch.gz) = 10730

graphics/png/pkg-plist

@@ -15,7 +15,7 @@ lib/libpng/libpng16.cmake
 lib/libpng16.a
 lib/libpng16.so
 lib/libpng16.so.16
-lib/libpng16.so.16.38.0
+lib/libpng16.so.16.39.0
 libdata/pkgconfig/libpng.pc
 libdata/pkgconfig/libpng16.pc
 share/man/man3/libpng.3.gz