[INLONG-11668][SDK] Add max life time support for the connections in the conn pool of Golang SDK

[gunli]

Fixes #11668

Motivation

Add max life time support for the connections in the conn pool of Golang SDK

Modifications

1. inlong-sdk/dataproxy-sdk-twins/dataproxy-sdk-golang/README.md
2. inlong-sdk/dataproxy-sdk-twins/dataproxy-sdk-golang/connpool/connpool.go
3. inlong-sdk/dataproxy-sdk-twins/dataproxy-sdk-golang/dataproxy/client.go
4. inlong-sdk/dataproxy-sdk-twins/dataproxy-sdk-golang/dataproxy/options.go
5. inlong-sdk/dataproxy-sdk-twins/dataproxy-sdk-golang/dataproxy/options_basic.go

Verifying this change

(Please pick either of the following options)

• This change is a trivial rework/code cleanup without any test coverage.

• This change is already covered by existing tests, such as:
  (please describe tests)

• This change added tests and can be verified as follows:

  (example:)

  • Added integration tests for end-to-end deployment with large payloads (10MB)
  • Extended integration test for recovery after broker failure

Documentation

• Does this pull request introduce a new feature? (yes)
• If yes, how is the feature documented? (not applicable / docs / JavaDocs / not documented)
• If a feature is not applicable for documentation, explain why?
• If a feature is not documented yet in this PR, please create a follow-up issue for adding the documentation