v.21.6Improvement

Remove non-essential details from suggestions in clickhouse-client

Remove non-essential details from suggestions in clickhouse-client. This closes #22158. #23040 (alexey-milovidov).
Refine clickhouse-client autocomplete suggestions by removing non-essential details.

Why it matters

Improve the user experience in clickhouse-client by simplifying and decluttering autocomplete suggestion output, making it easier and faster for users to find relevant completions.

How to use it

No special action is required. Users will automatically receive streamlined autocomplete suggestions when using the clickhouse-client after updating to this version.