feat: [DialogflowCx] updated v3 dialogflow client libraries with dtmf_pattern and trace_blocks (#9044)

* feat: updated v3 dialogflow client libraries with `dtmf_pattern` and `trace_blocks`

PiperOrigin-RevId: 888886398

Source-Link: googleapis/googleapis@59d5f2b

Source-Link: googleapis/googleapis-gen@614ee10
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