Reportportal-client

Fixed
- Empty parameter Dict conversion, by HardNorth

Removed
- Retries of requests ended with `504` HTTP status code, since it's not clear if the request was delivered or not, by HardNorth
Changed
- `client.RP.start_test_item` method and all its children now accept `retry_of` argument, by HardNorth
- `client.RP.finish_test_item` method and all its children now accept `retry_of` argument, by HardNorth
- `client.RP.finish_test_item` method and all its children now accept `test_case_id` argument, by HardNorth

Added
- `helpers.to_bool` function, by HardNorth
- Official `Python 3.12` support, by HardNorth
Fixed
- SSL context when certificate is provided, by JLBIZ
- Log Record pathnames are incorrect on python3.11, by dagansandler

Added
- `CONTENT_TYPE_TO_EXTENSIONS` constant in `helpers` module, by HardNorth
Fixed
- Issue [228](https://github.com/reportportal/client-Python/issues/228): AttributeError on very large request, by HardNorth
Changed
- `helpers.gen_attributes` now accepts `Iterable[str]` argument instead of `List[str]`, by HardNorth

Added
- `is_binary` method in `helpers` module, by HardNorth
- `guess_content_type_from_bytes` method in `helpers` module, by HardNorth

Added
- Issue [225](https://github.com/reportportal/client-Python/issues/225): JSON decoding error logging, by HardNorth
Fixed
- Issue [226](https://github.com/reportportal/client-Python/issues/226): Logging batch flush on client close, by HardNorth