Fix style

Author: rschu1ze

src/Storages/MergeTree/MergeTreeIOSettings.cpp

@@ -17,16 +17,16 @@ namespace Setting
 
 namespace MergeTreeSetting
 {
-    extern const MergeTreeSettingsUInt64 adaptive_write_buffer_initial_size;
     extern const MergeTreeSettingsBool compress_primary_key;
-    extern const MergeTreeSettingsUInt64 marks_compress_block_size;
+    extern const MergeTreeSettingsBool use_adaptive_write_buffer_for_dynamic_subcolumns;
+    extern const MergeTreeSettingsBool use_compact_variant_discriminators_serialization;
+    extern const MergeTreeSettingsNonZeroUInt64 marks_compress_block_size;
     extern const MergeTreeSettingsString marks_compression_codec;
+    extern const MergeTreeSettingsString primary_key_compression_codec;
+    extern const MergeTreeSettingsUInt64 adaptive_write_buffer_initial_size;
     extern const MergeTreeSettingsUInt64 max_compress_block_size;
     extern const MergeTreeSettingsUInt64 min_compress_block_size;
-    extern const MergeTreeSettingsUInt64 primary_key_compress_block_size;
-    extern const MergeTreeSettingsString primary_key_compression_codec;
-    extern const MergeTreeSettingsBool use_adaptive_write_buffer_for_dynamic_subcolumns;
-    extern const MergeTreeSettingsBool use_compact_variant_discriminators_serialization;
+    extern const MergeTreeSettingsNonZeroUInt64 primary_key_compress_block_size;
 }
 
 MergeTreeWriterSettings::MergeTreeWriterSettings(