[PATCH 0/1] MR8024: ntdll/tests: Initialize out buffer in threadpool tests.

[Jacek Caban (＠jacek)]

Fixes Clang warning:
```
warning: default initialization of an object of type 'const char[1]' leaves the object uninitialized [-Wdefault-const-init-var-unsafe]
```

-- 
https://gitlab.winehq.org/wine/wine/-/merge_requests/8024