Rewrite URIs to be relative

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For local testing, URIs starting with https://graph.nfdi4objects.net/collection/ should be relative links (or catch clicks with JavaScript) to link to the local instance of the web interface.

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Needs to patch YasR here: https://github.com/TriplyDB/Yasgui/blob/master/packages/yasr/src/plugins/table/index.ts#L104