This allow disabling qt5 across GStreamer with a single configuration.
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-build/-/merge_requests/190>
option('rs', type : 'feature', value : 'disabled')
option('gst-examples', type : 'feature', value : 'auto', description : 'Build gst-examples')
option('tls', type : 'feature', value : 'auto', description : 'TLS support using glib-networking')
option('rs', type : 'feature', value : 'disabled')
option('gst-examples', type : 'feature', value : 'auto', description : 'Build gst-examples')
option('tls', type : 'feature', value : 'auto', description : 'TLS support using glib-networking')
+option('qt5', type : 'feature', value : 'auto', description : 'Qt5 Support')
# Other options
option('custom_subprojects', type : 'string', value : '', description : 'Comma-separated project names')
# Other options
option('custom_subprojects', type : 'string', value : '', description : 'Comma-separated project names')