Restore Duckdb::reopen

Signed-off-by: Adam Gutglick <[email protected]>

Author: AdamGS

benchmarks/ddb-bench/src/main.rs

@@ -131,7 +131,7 @@ async fn main() -> anyhow::Result<()> {
         },
         |ctx, _query_idx, query| {
             // Make sure to reopen the duckdb connection between iterations
-            // ctx.reopen()?;
+            ctx.reopen()?;
             ctx.execute_query(query)
         },
     )?;