graphics/libheif: update to 1.19.7

Release notes: https://github.com/strukturag/libheif/releases/tag/v1.19.6
               https://github.com/strukturag/libheif/releases/tag/v1.19.7

graphics/libheif/Makefile

 PORTNAME=	libheif
-DISTVERSION=	1.19.5
-PORTREVISION=	2
+DISTVERSION=	1.19.7
 CATEGORIES=	graphics
 MASTER_SITES=	https://github.com/strukturag/${PORTNAME}/releases/download/v${DISTVERSION}/
 
-PATCH_SITES=	https://github.com/strukturag/${PORTNAME}/commit/
-PATCHFILES+=	4bc4cfb66055.patch:-p1 # https://github.com/strukturag/libheif/pull/1475
-
 MAINTAINER=	makc@FreeBSD.org
 COMMENT=	ISO/IEC 23008-12:2017 HEIF file format de- and encoder
 WWW=		https://github.com/strukturag/libheif

graphics/libheif/distinfo

-TIMESTAMP = 1733234194
-SHA256 (libheif-1.19.5.tar.gz) = d3cf0a76076115a070f9bc87cf5259b333a1f05806500045338798486d0afbaf
-SIZE (libheif-1.19.5.tar.gz) = 1716856
+TIMESTAMP = 1741882846
+SHA256 (libheif-1.19.7.tar.gz) = 161c042d2102665fcee3ded851c78a0eb5f2d4bfe39fba48ba6e588fd6e964f3
+SIZE (libheif-1.19.7.tar.gz) = 1717186
 SHA256 (4bc4cfb66055.patch) = e5f7eaee94aebeef387e10be6d515d2ba25b250fb15829d160a0c1a3cebe5e24
 SIZE (4bc4cfb66055.patch) = 2755