graphics/libglvnd: update to 1.4.0

Changes:	https://gitlab.freedesktop.org/glvnd/libglvnd/-/releases/v1.4.0
PR:		260538
Exp-run by:	antoine
Approved by:	manu

graphics/libglvnd/Makefile

 PORTNAME=	libglvnd
-DISTVERSION=	1.3.4
+DISTVERSION=	1.4.0
 CATEGORIES=	graphics
 
 MAINTAINER=	x11@FreeBSD.org
@@ -14,7 +14,7 @@ USE_LDCONFIG=	yes
 USE_GITLAB=	yes
 GL_SITE=	https://gitlab.freedesktop.org
 GL_ACCOUNT=	glvnd
-GL_COMMIT=	dc084876b411366c3785b7584c216356169bb45e
+GL_COMMIT=	8f3c5b17a21e2222ab3e5fd38870b915815aca49
 
 OPTIONS_DEFINE=	X11
 OPTIONS_DEFAULT=X11

graphics/libglvnd/distinfo

-TIMESTAMP = 1630808413
-SHA256 (glvnd-libglvnd-dc084876b411366c3785b7584c216356169bb45e_GL0.tar.gz) = 9a9ac76b6302d2b58abb9c6df76164c8f7ede4beaccadd450569055694c00490
-SIZE (glvnd-libglvnd-dc084876b411366c3785b7584c216356169bb45e_GL0.tar.gz) = 1033875
+TIMESTAMP = 1639756178
+SHA256 (glvnd-libglvnd-8f3c5b17a21e2222ab3e5fd38870b915815aca49_GL0.tar.gz) = 7f9f046121fbca7dc5f51a70323b9267d6dc39b513913bf5a7758ca21db557f9
+SIZE (glvnd-libglvnd-8f3c5b17a21e2222ab3e5fd38870b915815aca49_GL0.tar.gz) = 839074