QA: add timeout attribute to bench test suite
QA: add timeout attribute to bench test suite

[git-p4: depot-paths = "//open/lu/dev/": change = 9687]

LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb