Fixed build

Author: Gazizonoki

ydb/public/lib/idx_test/idx_test_common.cpp

@@ -3,7 +3,7 @@
 #include <ydb-cpp-sdk/client/table/table.h>
 
 using namespace NYdb;
-using namespace NYdb::V3::NTable;
+using namespace NYdb::Dev::NTable;
 
 namespace NIdxTest {