feat: implement delete file index (#435)

Implemented the DeleteFileIndex and Builder to manage and efficiently
filter delete files (equality deletes, position deletes, and deletion vectors)
based on sequence numbers and partitions.

Author: wgtmac

src/iceberg/CMakeLists.txt

@@ -20,6 +20,7 @@ set(ICEBERG_INCLUDES "$<BUILD_INTERFACE:${PROJECT_BINARY_DIR}/src>"
 set(ICEBERG_SOURCES
     arrow_c_data_guard_internal.cc
     catalog/memory/in_memory_catalog.cc
+    delete_file_index.cc
     expression/aggregate.cc
     expression/binder.cc
     expression/evaluator.cc
@@ -80,6 +81,7 @@ set(ICEBERG_SOURCES
     update/update_properties.cc
     update/update_sort_order.cc
     util/bucket_util.cc
+    util/content_file_util.cc
     util/conversions.cc
     util/decimal.cc
     util/gzip_internal.cc