graphics/GraphicsMagick: Use openmp from Clang on aarch64 and amd64

- Bump PORTREVISION for package change

PR:		252994
Reported by:	<rasmus@gal.dk>

graphics/GraphicsMagick/Makefile

@@ -2,6 +2,7 @@
 
 PORTNAME=	GraphicsMagick
 PORTVERSION=	1.3.36
+PORTREVISION=	1
 PORTEPOCH=	1
 CATEGORIES=	graphics
 MASTER_SITES=	SF \
@@ -48,7 +49,6 @@ LCMS2_LIB_DEPENDS=	liblcms2.so:graphics/lcms2
 LZMA_CONFIGURE_WITH=	lzma
 OPENMP_CONFIGURE_OFF=	--disable-openmp --without-threads
 OPENMP_CONFIGURE_ON=	--disable-openmp-slow --enable-openmp --with-threads
-OPENMP_USES=		compiler:gcc-c++11-lib
 PNG_CONFIGURE_WITH=	png
 PNG_LIB_DEPENDS=	libpng.so:graphics/png
 Q8BIT_CONFIGURE_OFF=	--with-quantum-depth=16
@@ -76,6 +76,12 @@ ZSTD_LIB_DEPENDS=	libzstd.so:archivers/zstd
 
 .include <bsd.port.options.mk>
 
+.if ${PORT_OPTIONS:MOPENMP}
+.if ${ARCH} != aarch64 && ${ARCH} != amd64
+USES+=		compiler:gcc-c++11-lib
+.endif
+.endif
+
 .if ${PORT_OPTIONS:MSSE}
 .if ${MACHINE_CPU:Msse}
 CFLAGS+=	-msse