Bump mio from 0.8.6 to 0.8.9

[dependabot]

Bumps mio from 0.8.6 to 0.8.9.

Changelog

Sourced from mio's changelog.

0.8.9

Added

• ESP-IDF framework support (tokio-rs/mio#1692).
• AIX operating system support (tokio-rs/mio#1704).
• Vita support (tokio-rs/mio#1721).
• {UnixListener,UnixStream}:bind_addr (tokio-rs/mio#1630).
• mio_unsupported_force_poll_poll and mio_unsupported_force_waker_pipe unsupported configuration flags to force a specific poll or waker implementation (tokio-rs/mio#1684, tokio-rs/mio#1685, tokio-rs/mio#1692).

Fixed

• The pipe(2) based waker (swapped file descriptors) (tokio-rs/mio#1722).
• The duplicate waker check to work correctly with cloned Registrys. (tokio-rs/mio#1706).

0.8.8

Fixed

• Fix compilation on WASI (tokio-rs/mio#1676).

0.8.7

Added

• Add/fix support for tvOS and watchOS, Mio should now build for tvOS and watchOS, but we don't have a CI setup yet (tokio-rs/mio#1658).

Changed

• Made the log dependency optional behind the log feature flag (enabled by default). Users that disabled Mio's default features will now not see any logging from Mio, enabling the log feature will fix that. This was done in response to the log crate increasing it's MSRV to v1.60, see rust-lang/log#552 (tokio-rs/mio#1673).
• Update windows-sys dependency to v0.48 (tokio-rs/mio#1663).

... (truncated)

Commits

• e80c3b2 Release v0.8.9
• 862786b Fix importing of IoSourceState
• 4034872 Add support for vita target
• 8eb4010 Fix receiver and sender fd in pipe based waker
• 9f21ce1 Enable sys::unix::pipe when using pipe based Waker
• e7a0685 Reuse pipe2 polyfill code
• 808dbb0 Implement pipe2 for AIX
• 605ba78 Add AIX operating system support
• 8dd37c5 Skip MSRV test for macOS
• 2856112 Run the MSRV CI check on more platforms
• Additional commits viewable in compare view

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[dependabot]

Superseded by #541.