Update error-chain requirement from 0.11.0 to 0.12.3

[dependabot-preview]

Updates the requirements on error-chain to permit the latest version.

Changelog

Sourced from error-chain's changelog.

0.12.2

• allow Error::description to be used for rust below 1.42
• Improvements to has_backtrace_depending_on_env
• Backtrace support now requires rust 1.32.0

0.12.1

• std::error::Error::cause deprecation update
• Macro invocations use 2018 style

0.12.0

• Remove impl Deref<Kind> for Error
• Fix warning

0.11.0

• Change last rust version supported to 1.14
• Cache whether RUST_BACKTRACE is enabled in a relaxed atomic static.
• Mask the quick_error macro from the doc
• Make generated ErrorKind enums non-exhaustive
• All 0.11.0-rc.2 changes

0.11.0-rc.2

• Make ErrorChainIter's field private
• Rename ErrorChainIter to Iter
• Implement Debug for ErrorChainIter
• Rename ChainedError::display to display_chain
• Add a new method for Error: chain_err.
• Allow chain_err to be used on Option<T>
• Add support for creating an error chain on boxed trait errors (Box<Error>)
• Remove lint for unused doc comment.
• Hide error_chain_processed macro from documentation.

0.10.0

• Add a new constructor for Error: with_chain.
• Add the ensure! macro.

0.9.0

• Revert Add a Sync bound to errors

0.8.1

• Add crates.io category.

0.8.0

Commits

• See full diff in compare view

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[dependabot-preview]

Superseded by #53.