chore: update 10607's log config changelog

changes/feat-10607.en.md

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+Simplified log configuration:
+- Replaced `log.console_handler` with `log.console`, keeping only `enable, level, formatter, and time_offset`.
+- Replaced `log.file_handlers` with `log.file`, keeping only `enable, level, formatter, time_offset, rotation_count, rotation_size, to`.