Add timeout param for DocSum and FaqGen to deal with long context

[XinyaoWa]

Description

Make timeout param configurable, more flexible when deal with longer context.

Issues

opea-project/GenAIExamples#1481

Type of change

List the type of change like below. Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds new functionality)
• Breaking change (fix or feature that would break existing design and interface)
• Others (enhancement, documentation, validation, etc.)

Dependencies

no

Tests

Describe the tests that you ran to verify your changes.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Files with missing lines	Coverage Δ
comps/cores/proto/api_protocol.py	96.14% <100.00%> (+<0.01%)	⬆️

[eero-t]

Looks OK, timeout parameter is added for doc summation + FAQ generation, and documented & used in tests for former.

[eero-t]

4 CI tests fail, but it seems unralated to changes here...

/llms/test_llms_faq-generation_vllm_on_intel_hpu.sh: line 1: #!/bin/bash: No such file or directory

Error response from daemon: Conflict. The container name "/tgi-gaudi-server" is already in use by container "161f5fc92b25b8c9255cabefa85160e79246918ac64c3245a209445608d8df55". You have to remove (or rename) that container to be able to reuse that name.