Build and release Electron app for Windows 32-bit

[jryans]

Splitting this out from #12707, as we're leaving Windows 32-bit for after release.

This still depends on neon-bindings/neon#491 or taking some other approach.

[ara4n]

Looks like neon-bindings/neon#491 has merged now

[dm-msk]

When will the x32 client be released?

[dm-msk]

When will the x32 client be released?

If somebody can hear me, answer me please. Lack of x32 client is very big limitation

[jryans]

At the moment, there is no specific timeline for Windows 32-bit. We are waiting to see if demand warrants the work involved to rework build systems to provide them again.