tests: ignore shout2send in the state change tests
Copied from https://gitlab.freedesktop.org//gstreamer/gst-plugins-good/-/merge_requests/204
sink->conn is leaked racily, cannot reproduce locally, only on the CI
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Copied from https://gitlab.freedesktop.org//gstreamer/gst-plugins-good/-/merge_requests/204
sink->conn is leaked racily, cannot reproduce locally, only on the CI