feat: ClientResponse class support methods iter_chunked and iter_chunks.

[fatelei]

What do these changes do?

ClientResponse class support methods iter_chunked and iter_chunks.

Are there changes in behavior for the user?

• use high level iter_chunked and iter_chunks for tracing

Related issue number

#5324

Checklist

• I think the code is well written
• Unit tests for the changes exist
• Documentation reflects the changes
• If you provide code modification, please add yourself to CONTRIBUTORS.txt
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  • name it <issue_id>.<type> for example (588.bugfix)
  • if you don't have an issue_id change it to the pr id after creating the pr
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    • .feature: Signifying a new feature.
    • .bugfix: Signifying a bug fix.
    • .doc: Signifying a documentation improvement.
    • .removal: Signifying a deprecation or removal of public API.
    • .misc: A ticket has been closed, but it is not of interest to users.
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