bin: When removing a sink, check if the EOS status changed.
Removing a sink that hasn't posted EOS might change the bin itself to EOS if it's the last remaining non-EOSed sink.
This avoids failure to post EOS in some cases.
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Removing a sink that hasn't posted EOS might change the bin itself to EOS if it's the last remaining non-EOSed sink.
This avoids failure to post EOS in some cases.