4.0.x fix: Cope with empty compacted symbol list segment written by m…

…ore recent versions (#1597)

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features](../docs/mkdocs/docs/technical/contributing.md)?
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cpp/arcticdb/version/symbol_list.cpp

@@ -224,6 +224,9 @@ bool SymbolList::can_update_symbol_list(const std::shared_ptr<Store>& store,
         CollectionType& symbols) {
         ARCTICDB_DEBUG(log::version(), "Reading list from storage with key {}", key);
         auto key_seg = store->read(key).get().second;
+        if (key_seg.row_count() == 0)
+            return;
+
         missing_data::check<ErrorCode::E_UNREADABLE_SYMBOL_LIST>( key_seg.descriptor().field_count() > 0,
             "Expected at least one column in symbol list with key {}", key);