Update async-tungstenite requirement from 0.17 to 0.19

[dependabot[bot]]

Updates the requirements on async-tungstenite to permit the latest version.

Changelog

Sourced from async-tungstenite's changelog.

[0.19.0] - 2022-12-11

Changed

• Update to tungstenite 0.18 and make the "handshake" feature optional but enabled by default.

[0.18.0] - 2022-10-24

Changed

• Update to gio/glib 0.16.

[0.17.2] - 2022-03-23

Fixed

• The Stream implementation on WebSocketStream now implements FusedStream and will always return None after an error was returned or the stream was closed cleanly.
• Fix autobahn testsuite.

[0.17.1] - 2022-03-01

Fixed

• Fix poll_close returning WouldBlock error kind.
• Fix a couple of minor clippy warnings.

[0.17.0] - 2022-02-17

Changed

• Update to tungstenite 0.17.
• Update to gio/glib 0.15.
• Update to async-native-tls 0.4.

[0.16.1] - 2021-12-06

Fixed

• Fix connecting to URLs containing plain IPv6 addresses in brackets.

[0.16.0] - 2021-11-06

Changed

• Update to tungstenite 0.16, rusttls 0.20, tokio-rustls 0.23, etc.

[0.15.0] - 2021-09-09

Fixed

• Reduce crate package size.
• Fix and clean up autobahn tests.

Changed

• Update to tungstenite 0.15.

[0.14.0] - 2021-07-05

Changed

• Remove tokio-rustls feature and replace with tokio-rustls-webpki-roots and tokio-rustls-native-certs features that allow selecting the certificate checking backend.
• Add verbose-logging feature that enables more verbose logging via the log crate, which was enabled by default before.

... (truncated)

Commits

• 4e59da8 Release 0.19.0
• aed66e9 Fix compilation of tests without handshake feature
• 4474822 ci: Also check running with --no-default-features
• e730269 Feature-gate handshakes / communication test
• 1dd92fc Make handshake dependencies optional.
• 952681e Fix the unreachable test url
• 8655618 Update CHANGELOG.md for 0.18.0
• 5ca913b Update to glib/gio 0.16
• 2e61ecb Add an example of using tungstenite with a custom accept.
• 31dac03 autobahn: make timeout higher
• Additional commits viewable in compare view

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