x11/libXpm: Update to 3.5.19

Update COMMENT, WWW and pkg-descr.
Add LICENSE_FILE.
Switch from LDFLAGS to USES=localbase:ldflags.
Remove unnecessary GNU_CONFIGURE_MANPREFIX.

https://lists.x.org/archives/xorg-announce/2026-January/003663.html
https://lists.x.org/archives/xorg-announce/2026-April/003691.html

PR:		293154
Approved by:	x11 (arrowd)
Approved by:	osa (mentor)
MFH:		2026Q2
Security:	CVE-2026-4367

x11/libXpm/Makefile

@@ -1,22 +1,19 @@
 PORTNAME=	libXpm
-PORTVERSION=	3.5.17
-PORTREVISION=	1
+DISTVERSION=	3.5.19
 CATEGORIES=	x11
 
 MAINTAINER=	x11@FreeBSD.org
-COMMENT=	X Pixmap library
-WWW=		https://www.freedesktop.org/Software/xlibs
+COMMENT=	X Pixmap (XPM) image file format library
+WWW=		https://gitlab.freedesktop.org/xorg/lib/libxpm
 
 LICENSE=	MIT
+LICENSE_FILE=	${WRKSRC}/COPYING
 
-USES=		cpe tar:xz xorg xorg-cat:lib
+USES=		cpe localbase:ldflags tar:xz xorg xorg-cat:lib
 USE_XORG=	xorgproto x11 xext xt
-LDFLAGS+=	-L${LOCALBASE}/lib
 
 CPE_VENDOR=	libxpm_project
 
-GNU_CONFIGURE_MANPREFIX=${PREFIX}/share
-
 OPTIONS_DEFINE=		NLS
 NLS_USES=		gettext
 NLS_CONFIGURE_ENV_OFF=	ac_cv_search_gettext=no

x11/libXpm/distinfo

@@ -1,3 +1,3 @@
-TIMESTAMP = 1696424461
-SHA256 (xorg/lib/libXpm-3.5.17.tar.xz) = 64b31f81019e7d388c822b0b28af8d51c4622b83f1f0cb6fa3fc95e271226e43
-SIZE (xorg/lib/libXpm-3.5.17.tar.xz) = 468964
+TIMESTAMP = 1776777984
+SHA256 (xorg/lib/libXpm-3.5.19.tar.xz) = ad3576d689221a39dc728f0e0dc02ca7bb6a0d724c9a77fd1bfa1e9af83be900
+SIZE (xorg/lib/libXpm-3.5.19.tar.xz) = 468388

x11/libXpm/pkg-descr

@@ -1 +1,5 @@
-This package contains the X Pixmap library.
+This package contains the X PixMap (XPM) library.
+XPM is a format for storing and retrieving X pixmaps to and from files.
+
+This package also contains the cxpm(1) tool for checking XPM files and
+the sxpm(1) tool for viewing and converting XPM files.