BUG: fix for [webui#170](https://gitlab.com/caosdb/caosdb-webui/-/issues/170)

Summary

Fix for webui#170 - https://gitlab.com/caosdb/caosdb-webui/-/issues/170

Related Issue: caosdb/internal/all#529

Focus

The buggy behavior quoted CQL's keyword compounds from the list of CQL words. This is fixed by just ignoring those keyword compounds explicitly.

Test Environment

Test manually with something similar to "FIND ENTITY WHICH IS REF" in the query bar.

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