onnxruntime

add dnnl dependency in unittest.cmake (#14104)

### Description
It's from the PR #14085 
On multiple running msbuilds , it throws the exception of
```
22-12-30T16:35:34.2423207Z ##[error]C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\MSBuild\Microsoft\VC\v160\Microsoft.CppCommon.targets(155,5): Error MSB3073: The command "setlocal
"C:\Program Files\CMake\bin\cmake.exe" -E copy D:/a/_work/1/b/RelWithDebInfo/dnnl/install/bin/dnnl.dll D:/a/_work/1/b/RelWithDebInfo/RelWithDebInfo
if %errorlevel% neq 0 goto :cmEnd
:cmEnd
endlocal & call :cmErrorLevel %errorlevel% & goto :cmDone
:cmErrorLevel
exit /b %1
:cmDone
if %errorlevel% neq 0 goto :VCEnd
:VCEnd" exited with code 1.
```

https://dev.azure.com/onnxruntime/onnxruntime/_build/results?buildId=847423&view=logs&j=249e9d58-0012-5814-27cf-6a201adbd9cf&t=182b9780-832e-5dcb-3957-d6aa3ece582f
It should make sure that the onnxruntime_test_all project depends on
dnnl project.