Documentation lists sub-properties queries as "future"

Summary

The documentation wrongly says that queries for sub properties are a future feature.

Expected Behavior

The documentation should have a regular section about queries with sub properties.

Actual Behavior

The documentation has sub property queries under the "Future" section.

Steps to Reproduce the Problem

Please describe, step by step, how others can reproduce the problem. Please try these steps for yourself on a clean system.

1. Open https://docs.indiscale.com/caosdb-server/CaosDB-Query-Language.html#id6
2. Read bullet point "Sub Queries (or Sub Properties)"

Specifications

• Date: 2023-01-12

Possible fixes

Add the documentation