pgvector 0.7.2 - New upstream version

Hello All,

pgvector has released 0.7.2 and I have pushed a commit to Salsa [1] to
update the Debian package. I'd like to request a review and upload, as
cycles permit.

Let me know if anything needs changes.

Thanks,

--Bradford

[1]: https://salsa.debian.org/postgresql/pgvector/-/commit/4a369e25af27adfbb7640db9e693698223a46b65