Import Debian changes 0.4.3-1

NEWS.rst

debian/changelog

debian/control

debian/libwireplumber-0.4-0.symbols

debian/patches/add_basic_check_for_nil_monitor.patch

.../patches/fix_object_constructors_to_fail_gracefully.patch

debian/patches/series

lib/wp/device.c

lib/wp/metadata.c

lib/wp/metadata.h

lib/wp/node.c

lib/wp/object-manager.c

lib/wp/spa-pod.c

lib/wp/spa-type.c

lib/wp/wp.c

meson.build

meson_options.txt

modules/meson.build

modules/module-default-nodes-api.c

modules/module-default-nodes.c