Release 0.4.0 #1004

Job	Run time
Smoke-test fuzzing targets (default)	2m 34s
Smoke-test fuzzing targets (c-allocator)	2m 37s
Smoke-test fuzzing targets (rust-allocator)	2m 35s
Clippy	27s
Build and test (stable, ubuntu-latest, x86_64-unknown-linux-gnu)	50s
Clippy (--no-default-features --features="c-allocator")	31s
QEMU build & test (stable, ubuntu-latest, s390x-unknown-linux-gnu, s390x-linux-gnu-gcc)	41s
Build and test (msrv, ubuntu-latest, x86_64-unknown-linux-gnu)	57s
Clippy (--no-default-features --features="rust-allocator")	2m 36s
Build and test (beta, ubuntu-latest, x86_64-unknown-linux-gnu)	55s
Smoke-test fuzzing targets (stable, macos-14, aarch64-apple-darwin)	3m 30s
Build and test (stable, macos-latest, x86_64-apple-darwin)	1m 16s
QEMU build & test (stable, ubuntu-latest, i686-unknown-linux-gnu, i686-linux-gnu-gcc)	36s
Build and test (stable, macos-14, aarch64-apple-darwin)	1m 19s
dynamic library	31s
wasm32	36s
Build and test (stable-x86_64-gnu, windows-2022, x86_64-pc-windows-gnu)	1m 30s
Miri	1m 52s
	25m 53s

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