Desktop Material 3.6.3-beta3-b0000000076

Automated Desktop Material Windows build from commit b2699fa.

Version 3.6.3-beta3-b0000000076. Unsigned installer
built by .github/workflows/build-installers.yml.

This release doubles as the auto-update feed: the RELEASES manifest
and *-full.nupkg attached here are what the in-app updater pulls
from releases/latest/download/ (see getUpdatesURL in
script/dist-info.ts).