chore: drop invalid sql test as it triggers exception breakpoints (#4702)

This lead to poor DX when running `vortex-duckdb` unit tests, as `lldb`
stops multiple times on exception breakpoints. It is expected though and
correct behavior that DuckDB throws an exception for invalid SQL
queries.

Signed-off-by: Alexander Droste <[email protected]>

Author: 0ax1

vortex-duckdb/src/duckdb/connection.rs

@@ -92,15 +92,6 @@ mod tests {
         assert!(result.is_ok());
     }
 
-    #[test]
-    fn test_execute_invalid_sql() {
-        let conn = test_connection().unwrap();
-        let result = conn.query("INVALID SQL STATEMENT");
-        assert!(result.is_err());
-        let error_msg = result.unwrap_err().to_string();
-        assert!(error_msg.contains("Failed to execute query"));
-    }
-
     #[test]
     fn test_execute_with_null_bytes() {
         let conn = test_connection().unwrap();