Upload Rustup build artifacts to new S3 bucket #1128

Job	Run time
build-freebsd-stable	0s
build-linux-master	0s
build-freebsd-master	0s
build-all-features (ubuntu-latest, x86_64-unknown-linux-gnu)	6m 54s
build-all-features (windows-latest, x86_64-pc-windows-msvc)	17m 10s
build-linux-pr (dev, x86_64-unknown-linux-gnu)	10m 26s
build-linux-stable	0s
build-linux-pr (dev, armv7-unknown-linux-gnueabihf)	3m 11s
build-macos-aarch64 (dev, aarch64-apple-darwin)	14m 24s
build-linux-pr (dev, aarch64-linux-android)	2m 57s
build-macos-aarch64 (release, aarch64-apple-darwin)	3m 53s
build-macos-x86_64 (dev, x86_64-apple-darwin)	15m 47s
build-linux-pr (release, x86_64-unknown-linux-gnu)	4m 51s
build-windows-master	0s
build-linux-pr (release, armv7-unknown-linux-gnueabihf)	4m 27s
build-macos-x86_64 (release, x86_64-apple-darwin)	6m 58s
build-linux-pr (release, aarch64-linux-android)	4m 4s
build-windows-pr (dev, x86_64-pc-windows-msvc)	20m 51s
check	2m 48s
build-windows-pr (dev, aarch64-pc-windows-msvc)	13m 27s
build-windows-stable	0s
doc	4s
build-windows-pr (dev, x86_64-pc-windows-gnu)	7m 45s
build-windows-pr (release, x86_64-pc-windows-msvc)	6m 9s
build-windows-pr (release, aarch64-pc-windows-msvc)	6m 55s
build-windows-pr (release, x86_64-pc-windows-gnu)	9m 32s
conclusion	1s
	2h 42m 34s

Provide feedback