public static boolean isMixedFormatTable(Table table) {
    return isMixedHiveTable(table) || isMixedIcebergTable(table);
  }
Check if a Spark Table is a mixed-format table.

@param table the spark table loaded from session catalog
@return is it a mixed format table.
amoro-format-mixed/amoro-mixed-spark/amoro-mixed-spark-3-common/src/main/java/org/apache/amoro/spark/mixed/MixedFormatSparkUtil.java