This means that it was implicitly voted upon and rejected by the people, therefore it should not be put up for a vote again.
The veto right was effectively removed once certain countries started abusing it.
Note this was done through treaty amendments, which were agreed by all participants.
It's how any sovereign body must work. Putting something to a vote and failing demonstrates weakness, so it's avoided. And the body cannot be bound in deliberation. (Else it's not sovereign, but a vassal of whoever sets the agenda.)
Sure, these are messaging bills [1]. If you're clearly out of power, they're an effective tactic.
If you're in power, a good way to lose it is by embracing messaging bills.
[1] https://www.kansascity.com/news/politics-government/article2...