Release 4.0.0 #611

Job	Run time
rustfmt	3s
Test FIPS integration	4m 51s
clippy	1m 30s
Cross build from macOS to Linux (x86_64-unknown-linux-gnu)	2m 34s
Cross build from macOS to Linux (FIPS) (x86_64-unknown-linux-gnu)	3m 32s
Test (stable)	3m 4s
Test features	5m 10s
Test (macos-x86_64)	5m 53s
Test (arm-android)	3m 58s
Test (arm64-android)	3m 12s
Test (i686-android)	2m 53s
Test (x86_64-android)	4m 16s
Test (aarch64-ios)	3m 1s
Test (aarch64-ios-sim)	3m 44s
Test (x86_64-ios)	3m 30s
Test (i686-linux)	3m 37s
Test (arm-linux)	3m 9s
Test (aarch64-linux)	2m 51s
Test (x86_64-musl)	2m 10s
Test (x86_64-mingw)	2m 50s
Test (i686-msvc)	6m 2s
Test (x86_64-msvc)	11m 9s
	1h 22m 59s

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