build(deps): bump base64 from 0.21.6 to 0.21.7 #1705

Job	Run time
cargo_test_msrv	2m 46s
cargo_fmt	6s
cargo_test (ubuntu-20.04)	37s
cross_build (aarch64-unknown-linux-musl)	3m 12s
cargo_test (macOS-11)	1m 36s
build_for_mac (x86_64-apple-darwin)	5m 10s
cross_build (arm-linux-androideabi)	3m 26s
cross_build (arm-unknown-linux-musleabi)	3m 22s
build_for_mac (aarch64-apple-darwin)	5m 56s
cross_build (arm-unknown-linux-musleabihf)	3m 20s
docker	5m 29s
cross_build (armv5te-unknown-linux-musleabi)	3m 22s
cross_build (armv7-linux-androideabi)	3m 22s
cross_build (armv7-unknown-linux-musleabihf)	3m 23s
cross_build (armv7-unknown-linux-musleabi)	3m 12s
cross_build (i586-unknown-linux-musl)	3m 18s
cross_build (i686-linux-android)	3m 21s
cross_build (i686-unknown-linux-musl)	3m 18s
cross_build (x86_64-linux-android)	3m 44s
cross_build (x86_64-pc-windows-gnu)	3m 43s
cross_build (x86_64-unknown-linux-musl)	3m 20s
linux_operational_test	24s
release_if_tag_exits	3s
	1h 9m 30s

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