Update Rust crate lettre to v0.11.16

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
lettre (source)	dependencies	patch	=0.11.15 -> =0.11.16

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Release Notes

lettre/lettre (lettre)

v0.11.16

Compare Source

Features

• Always implement Clone for AsyncFileTransport (#​1075)

Changes

• Tls, CertificateStore, TlsParameters, TlsParametersBuilder, Certificate and Identity
  are now marked as deprecated when no TLS backend is enabled. They will be properly feature gated
  in lettre v0.12 (#​1084)

Misc

• Gate web-time behind cfg(target_arch = "wasm32")] (#​1086)
• Add missing #[doc(cfg(...))] attributes (#​1086)
• Upgrade webpki-roots to v1 (#​1088)
• Cleanup internal TlsParameters and (Async)NetworkStream structures (#​1082)
• Feature gate internal TransportBuilder::tls to avoid recursive call site warnings (#​1083)
• Fix workaround for embedding cargo script in rustdoc output (#​1077)
• Fix clippy::io_other_error warnings (#​1078)
• Upgrade semver compatible dependencies (#​1076, #​1079, #​1080)

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[paolobarbolini]

FYI AsyncFileTransport is now Clone lettre/lettre#1075.

This Arc can go away

crates.io/src/email.rs

Line 146 in dd93445

FileSystem(Arc<AsyncFileTransport<Tokio1Executor>>),

[Turbo87]

cool, thanks!

wanna open a PR? :)