Some fixes/improvements for no_std builds #302
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stdfeature when it is not enabled in this crateDisplayimplementation for theErrorenum inno_stdbuildsSome context for this: I am trying to get https://github.com/gakonst/ethers-rs/ (specifically the
ethers-core) crate to work in ano_stdbuild.ethabiis a dependency of it, and while iterating on it I ran into the issues this PR addresses.Thank you!