Docs: use binary units for the CDC chunk-size defaults

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

Author: kszucs

mkdocs/docs/configuration.md

@@ -86,8 +86,8 @@ Iceberg tables support table properties to configure table behavior.
 | `write.parquet.page-row-limit`           | Number of rows                     | 20000                      | Set a target threshold for the maximum number of rows within a column chunk                                                                          |
 | `write.parquet.dict-size-bytes`          | Size in bytes                      | 2MB                        | Set the dictionary page size limit per row group                                                                                                     |
 | `write.parquet.content-defined-chunking.enabled` | Boolean                    | False                      | Enables content-defined chunking (CDC) for the Parquet writer, which produces stable page boundaries across appends. Requires `pyarrow>=21.0.0`, and raises at write time on older versions.     |
-| `write.parquet.content-defined-chunking.min-chunk-size` | Size in bytes       | 256KB                      | The minimum chunk size used for content-defined chunking                                                                                             |
-| `write.parquet.content-defined-chunking.max-chunk-size` | Size in bytes       | 1MB                        | The maximum chunk size used for content-defined chunking                                                                                             |
+| `write.parquet.content-defined-chunking.min-chunk-size` | Size in bytes       | 256KiB (262144)            | The minimum chunk size used for content-defined chunking                                                                                             |
+| `write.parquet.content-defined-chunking.max-chunk-size` | Size in bytes       | 1MiB (1048576)             | The maximum chunk size used for content-defined chunking                                                                                             |
 | `write.parquet.content-defined-chunking.norm-level` | Integer                 | 0                          | The normalization level for content-defined chunking, controlling how tightly chunk sizes cluster around the average                                |
 | `write.metadata.previous-versions-max`   | Integer                            | 100                        | The max number of previous version metadata files to keep before deleting after commit.                                                              |
 | `write.metadata.delete-after-commit.enabled` | Boolean                        | False                      | Whether to automatically delete old *tracked* metadata files after each table commit. It will retain a number of the most recent metadata files, which can be set using property `write.metadata.previous-versions-max`. |