fix: mem leak in write when io exception occurs (alibaba#165)

Author: lxy-9602

src/paimon/core/mergetree/compact/merge_tree_compact_rewriter.cpp

@@ -190,7 +190,6 @@ Result<CompactResult> MergeTreeCompactRewriter::RewriteCompaction(
     auto rolling_writer = CreateRollingRowWriter(output_level);
 
     ScopeGuard write_guard([&]() -> void {
-        (void)rolling_writer->Close();
         rolling_writer->Abort();
         for (const auto& reader : reader_holders) {
             reader->Close();

src/paimon/core/mergetree/merge_tree_writer.cpp

@@ -146,7 +146,6 @@ Status MergeTreeWriter::Flush() {
             /*projection_thread_num=*/1, pool_);
     auto rolling_writer = CreateRollingRowWriter();
     ScopeGuard write_guard([&]() -> void {
-        (void)rolling_writer->Close();
         rolling_writer->Abort();
         async_key_value_producer_consumer->Close();
     });