fix(duckdb): update DuckDbVersionMD to match DuckDbVersion

Author: flarco

core/dbio/iop/duckdb.go

@@ -27,7 +27,7 @@ import (
 
 var (
 	DuckDbVersion      = "1.4.2"
-	DuckDbVersionMD    = "1.4.1"
+	DuckDbVersionMD    = "1.4.2"
 	DuckDbUseTempFile  = false
 	duckDbReadOnlyHint = "/* -readonly */"
 	duckDbSOFMarker    = "___start_of_duckdb_result___"