Revert "Use rmdirSync instead of rimraf"
Revert "Use rmdirSync instead of rimraf"

This reverts commit a7ae58f4dbbfbdd4f3c56aad46b394137c92b789.

This change requires node12, but we still support building on older node
versions

eamodio/vscode,eamodio/vscode,Krzysztof-Cieslak/vscode,Krzysztof-Cieslak/vscode,microsoft/vscode,eamodio/vscode,eamodio/vscode,eamodio/vscode,Microsoft/vscode,eamodio/vscode,microsoft/vscode,eamodio/vscode,microsoft/vscode,eamodio/vscode,Krzysztof-Cieslak/vscode,microsoft/vscode,Krzysztof-Cieslak/vscode,Microsoft/vscode,Microsoft/vscode,microsoft/vscode,Krzysztof-Cieslak/vscode,Microsoft/vscode,microsoft/vscode,Krzysztof-Cieslak/vscode,microsoft/vscode,Krzysztof-Cieslak/vscode,Microsoft/vscode,Krzysztof-Cieslak/vscode,eamodio/vscode,Krzysztof-Cieslak/vscode,Krzysztof-Cieslak/vscode,microsoft/vscode,microsoft/vscode,Microsoft/vscode,microsoft/vscode,eamodio/vscode,Microsoft/vscode,Krzysztof-Cieslak/vscode,Krzysztof-Cieslak/vscode,Microsoft/vscode,eamodio/vscode,microsoft/vscode,Krzysztof-Cieslak/vscode,Krzysztof-Cieslak/vscode,Microsoft/vscode,eamodio/vscode,Microsoft/vscode,Krzysztof-Cieslak/vscode,eamodio/vscode,Microsoft/vscode,Krzysztof-Cieslak/vscode,microsoft/vscode,Microsoft/vscode,Microsoft/vscode,microsoft/vscode,microsoft/vscode,eamodio/vscode,microsoft/vscode,Microsoft/vscode,microsoft/vscode,Microsoft/vscode,Krzysztof-Cieslak/vscode,Microsoft/vscode,Microsoft/vscode,microsoft/vscode,eamodio/vscode,eamodio/vscode,eamodio/vscode