chore: Upgrade Nu to v0.87.1 for testing workflow #45

Job	Run time
Std (aarch64-apple-darwin, bin)	6m 35s
Std (x86_64-apple-darwin, bin)	3m 49s
Std (x86_64-pc-windows-msvc, bin)	3m 35s
Full (aarch64-apple-darwin, bin)	1m 13s
Std (aarch64-pc-windows-msvc, bin)	6m 49s
Full (x86_64-apple-darwin, bin)	1s
Std (x86_64-unknown-linux-gnu, bin)	2m 6s
Full (x86_64-pc-windows-msvc, bin)	1s
Std (x86_64-unknown-linux-musl, bin)	1m 44s
Full (aarch64-pc-windows-msvc, bin)	1m 30s
Std (aarch64-unknown-linux-gnu, bin)	5m 23s
Std (armv7-unknown-linux-gnueabihf, bin)	4m 54s
Full (x86_64-unknown-linux-gnu, bin)	1s
Std (riscv64gc-unknown-linux-gnu, bin)	4m 47s
Full (x86_64-unknown-linux-musl, bin)	1s
Std (x86_64-pc-windows-msvc, msi, windows-latest)	4m 1s
Full (aarch64-unknown-linux-gnu, bin)	18s
Std (aarch64-pc-windows-msvc, msi, windows-latest)	5m 54s
Full (x86_64-pc-windows-msvc, msi, windows-latest, --features=dataframe,extra)	1s
Full (aarch64-pc-windows-msvc, msi, windows-latest, --features=dataframe,extra)	1m 13s
	53m 56s

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