build,win: float VS 17.11 compilation patch
Floats dependency patch from https://github.com/ngtcp2/nghttp3/pull/252 to enable updating VS to the latest version (17.11) in the CI.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Floats dependency patch from https://github.com/ngtcp2/nghttp3/pull/252 to enable updating VS to the latest version (17.11) in the CI.