Add MSBuild property macro support to build event properties

[vsfeedback]

This issue has a corresponding ticket on Developer Community. Please vote and comment there to make sure your voice is heard.

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The legacy editor provided a list of MSBuild properties:

The new UI does not provide this convenience to users:

[StingyJack]

Can someone explain the reason why they feel its acceptable to ship a replacement that has less functionality than it did before? For a company that is so afraid to break backward compatibility that they wont start reporting unit tests as failed when they have failed to execute, having something that was directly user facing go missing without an immediate replacement should be a giant red flag.

[StingyJack]

Also, how is this supposed to work ???

when you cant vote on closed issues.

[drewnoakes]

you cant vote on closed issues

I've passed the feedback about voting on closed issues to the team who owns the migration of tickets from Developer Community to GitHub, with a suggestion to fix the misleading comment.

For issues in this repo, we track votes in GitHub, so there is no need to vote on the feedback ticket.