misc/libmodulemd: drop unused Meson options after 8e0304d6

meson.build:12:0: ERROR: Unknown options: "developer_build, skip_formatters"

https://github.com/fedora-modularity/libmodulemd/commit/1096cda67bbb

PR:		259080
Reported by:	antoine (via exp-run)
Regressed by:	https://github.com/mesonbuild/meson/commit/dbf2ace6ca1c

misc/libmodulemd/Makefile

@@ -19,6 +19,6 @@ USES=		compiler:c11 gnome meson pkgconfig tar:xz
 USE_GNOME=	glib20 introspection:build
 USE_LDCONFIG=	yes
 
-MESON_ARGS=	-Ddeveloper_build=false -Dskip_formatters=true -Dwith_manpages="enabled" -Dwith_docs=false
+MESON_ARGS=	-Dwith_manpages="enabled" -Dwith_docs=false
 
 .include <bsd.port.mk>