Query timeouts in InfluxDB 3 Core and Enterprise

[jstirnaman]

Recommend best practices for adjusting client timeouts when querying InfluxDB 3 Core, 3 Enterprise, and 3 Ent clusters.

• Update client examples (influxdb3, client libraries, etc.) to include timeout settings.
• Test and validate timeout settings across different clients.

Relevant URLs

• PR chore(influxdb3-distrib): Recommend best practices for adjusting client timeouts when querying InfluxDB 3 distributed. #6294 for InfluxDB 3 distributed
• influxdata/dar#526