ragserver: update weaviate library to v1.32.3 and client to v5#44

RichardKnop wants to merge 1 commit intogolang:mastergolang/example:masterfrom

RichardKnop:feat/update-weaviate-and-clientRichardKnop/golang-example:feat/update-weaviate-and-clientCopy head branch name to clipboard