Vagrant provisioning: Use our RCC build

Due to
actions/upload-artifact#51
we create the download link via
https://nightly.link/

For now, we accept this manual step. At the moment, we anyway have to
manually copy-paste the link to the RCC build artifact.

vagrant/scripts/provision.ps1

@@ -3,6 +3,8 @@ choco install -y --force googlechrome
 choco install -y --force python
 choco install -y --force nushell
 
-(new-object net.webclient).DownloadFile("https://downloads.robocorp.com/rcc/releases/v14.6.0/windows64/rcc.exe", "C:\Users\vagrant\AppData\Local\Microsoft\WindowsApps\rcc.exe")
+(new-object net.webclient).DownloadFile("https://nightly.link/elabit/robotmk/actions/artifacts/878920132.zip", "C:\Users\vagrant\Downloads\rcc.zip")
+Expand-Archive "C:\Users\vagrant\Downloads\rcc.zip" -Force
+Copy-Item "C:\Users\vagrant\Downloads\rcc\windows64\rcc.exe" -Destination "C:\Users\vagrant\AppData\Local\Microsoft\WindowsApps\rcc.exe"
 
 python -m pip install -e "C:\robotmk\"