Continue demo improvements (#3805)

### 🛠 Summary

[CVS-173409](https://jira.devtools.intel.com/browse/CVS-173409)
Changed for continue demo to more models from OpenVINO and new coder
models.
Improving configs

### 🧪 Checklist

- [ ] Unit tests added.
- [ ] The documentation updated.
- [ ] Change follows security best practices.
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Co-authored-by: Trawinski, Dariusz <[email protected]>

Author: przepeck