release: bump VSCode extension version to 22.0.0

release: cut the v22.0.0 release

release: cut the v21.2.16 release

release: cut the v20.3.24 release

release: cut the v19.2.25 release

release: cut the v22.0.0-rc.3 release

release: cut the v22.0.0-rc.2 release

release: cut the v21.2.15 release

release: cut the v20.3.23 release

release: cut the v19.2.24 release