Vector search respect db idx (tursodatabase#1582)

* propagate schema name (iDb) for vector index to support working not only with main DB

* add basic test

* sometimes zDbSName can be null and this is fine

* avoid test from writing files to disk

* build bundles

bump sqld v0.24.17 (tursodatabase#1549)

release libsql v0.5.0-alpha.2 (tursodatabase#1548)

bump libsql-server 0.24.16 (tursodatabase#1498)

use mimalloc for sqlite (tursodatabase#1486)

bump libsql-server to 0.24.15 (tursodatabase#1484)

libsql: prepare v0.4.0 release (tursodatabase#1469)

server: release v0.24.14 (tursodatabase#1445)

server: release v0.24.13 (tursodatabase#1441)

server: prepare v0.24.12 release (tursodatabase#1425)