Do not install CMake on Windows machine (#48122)

Summary:
GHA to build HermesC for windows are failing because the machines comes with a different CMake version already.
Let's try not to install Cmake and use the one provided by the machine.

## Changelog:
[Internal] -

Pull Request resolved: #48122

Test Plan: GHA {F1973187648}

Reviewed By: alanleedev

Differential Revision: D66825216

Pulled By: cipolleschi

fbshipit-source-id: 9a9376a5409e192195a6b6cc25b4d58cb47f15da

.github/actions/build-hermesc-windows/action.yml

@@ -43,9 +43,6 @@ runs:
       shell: powershell
       run: |
         if (-not(Test-Path -Path $Env:HERMES_WS_DIR\win64-bin\hermesc.exe)) {
-          choco install --no-progress cmake --version 3.14.7 --allow-downgrade
-          if (-not $?) { throw "Failed to install CMake" }
-
           cd $Env:HERMES_WS_DIR\icu
           # If Invoke-WebRequest shows a progress bar, it will fail with
           #   Win32 internal error "Access is denied" 0x5 occurred [...]