Revert back to sqlite-vec from fork now upstream is fixed (#632)

* Revert back to sqlite-vec from fork now upstream is fixed

asg017/sqlite-vec@cc7c29e

* Pin version

* Poetry lock update

* remove sqlive-vec-tmp

* updated lock file

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Co-authored-by: Alejandro Ponce <aponcedeleonch@stacklok.com>

Author: Luke Hinds