update chia-bls adding dep: to dep:chia_py_streamable_macro

[altendky]

https://doc.rust-lang.org/cargo/reference/features.html#optional-dependencies
Looks like it was implicit until Rust 1.60 which is when they introduced the dep: syntax

(thanks @Rigidity)

[coveralls-official]

Pull Request Test Coverage Report for Build 13015605397

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Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 84.431%

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Totals
Change from base Build 12957422465:	0.0%
Covered Lines:	13530
Relevant Lines:	16025

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