[llvm] [CMake][Support] Use /nologo when compiling BLAKE3 assembly sources on Windows (PR #106794)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `lld-x86_64-win` running on `as-worker-93` while building `llvm` at step 5 "cmake-configure".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/146/builds/1015

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 5 (cmake-configure) failure: cmake (failure)
CMake Warning:
  Ignoring extra path from command line:

   "../llvm-project/llvm"


CMake Error: The source directory "C:/a/lld-x86_64-win/llvm-project/llvm" does not appear to contain CMakeLists.txt.
Specify --help for usage, or press the help button on the CMake GUI.

```

</details>

https://github.com/llvm/llvm-project/pull/106794