meson: Fix up update-orc-dist target for the case where there are no orc targets
authorTim-Philipp Müller <tim@centricular.com>
Wed, 8 Jul 2020 10:39:58 +0000 (11:39 +0100)
committerTim-Philipp Müller <tim@centricular.com>
Wed, 8 Jul 2020 10:39:58 +0000 (11:39 +0100)
commit4c4b3dfc76b73f9fbadda944604dfd3208c96ed3
tree332906dd815961a97218f3dfc8493bb7ad3010a0
parentb428b7357ea066b25334ae3d9538fbcf8fe27ef3
meson: Fix up update-orc-dist target for the case where there are no orc targets

All those plugins might have been disabled, in which case meson
would complain about alias_target() needing at least two arguments.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1418>
meson.build