ci: Bump actions/setup-go from 4 to 5 #918

Job	Run time
Build on x86_64-apple-darwin	3m 27s
Build on aarch64-apple-darwin	4m 5s
Check formatting (Prettier)	6s
Validate PR title	5s
Build on x86_64-pc-windows-msvc	8m 31s
Build on x86_64-unknown-linux-gnu	1m 58s
Check rustdoc intra-doc links	1m 36s
clippy	1m 44s
rustfmt	5s
Test on x86_64-apple-darwin	1m 37s
Test on x86_64-pc-windows-msvc	3m 57s
Test on x86_64-unknown-linux-gnu	1m 3s
	28m 14s

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