docs: update CHANGELOG.md for v0.5.1 #29

Job	Run time
Build (x86_64-apple-darwin)	4m 54s
Build (aarch64-unknown-linux-gnu)	3m 46s
Build (x86_64-unknown-linux-gnu)	3m 42s
Build (aarch64-apple-darwin)	4m 49s
Build (x86_64-unknown-linux-musl)	3m 17s
Build (x86_64-pc-windows-msvc)	5m 10s
Upload Assets	14s
Publish to crates.io	2m 27s
	28m 19s

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