build(deps): update tonic requirement from 0.2 to 0.5

[dependabot-preview]

Updates the requirements on tonic to permit the latest version.

Changelog

Sourced from tonic's changelog.

0.5.0 (2021-07-08)

This release includes a new crate tonic-web which is versioned at 0.1 and supports accepting grpc-web!

Breaking changes

• prost bumped to 0.8.
• BoxBody was removed in favor of the version provided in http-body.
• The Connected trait has been modified to support more generic ConnectionInfo.
• Streaming fixed to now return None once the stream has observed a trailing Status, notifying the user that the stream has ended.
• A new interceptor API.

Bug Fixes

• codec: Fix streaming reponses w/ many status (#689) (737ace3), closes #681
• build: fix with_interceptor not building on Rust 1.51 (#669) (9478fac)
• codec: improve error message for invalid compression flag (#663) (9cc14b7)
• tonic: don't include error's cause in Display impl (#633) (31a3468)
• transport: remove needless BoxFuture (#644) (74ad0a9)
• web: fix compilation (#670) (e199387)

Features

• build: support adding attributes to clients and servers (#684) (a948a8f)
• codec: compression support (#692) (0583cff)
• metadata: expose IterMut and ValuesMut (#639) (b0ec3ea)
• metadata: remove manual Send + Sync impls for metadata types (#640) (e97f518)
• tonic: add h2::Error as a source for Status (#612) (b90bb7b)
• tonic: add Request and Response extensions (#642) (352b0f5)
• tonic: expose setting for http2_adaptive_window (#657) (12815d0)
• tonic: implement From<Code> for i32 (f33316d)
• tonic: make it easier to add tower middleware to servers (#651) (4d2667d)
• tonic: pass trace_fn the request rather than just the headers (#634) (7862a22)
• tonic: Use BoxBody from http-body crate (#622) (4dda4cb)
• tonic-web: implement grpc grpc-web protocol translation (#455) (c309063)
• transport: Add connect_with_connector_lazy (#696) (2a46ff5), closes #695
• transport: Add a tls-webpki-roots feature to add trust roots from webpki-roots (#660) (32173dc)
• transport: add connect timeout to Endpoint (#662) (2b60a00)
• transport: provide generic access to connect info (#647) (e5e3118)

0.4.3 (2021-04-29)

Features

• client: Add Request::set_timeout (#615) (dae31d0)
• transport: Configure TLS automatically when possible (#445) (b04c1c6)
• transport: Support timeouts with the grpc-timeout header (#606) (9ff4f7b)

... (truncated)

Commits

• 5bb1a02 Fix tonic-types and health versions
• 040e3a4 chore: Prepare v0.5 release (#706)
• acdb327 chore: update prost, and related crates, to 0.8 (#703)
• a948a8f feat(build): support adding attributes to clients and servers (#684)
• 89df338 doc(tonic): mention tower-http's tracing middleware (#705)
• 2346d99 example: Add mocked io example (#677)
• 6711b80 fix(tonic): don't remove reserved headers in interceptor (#701)
• 0583cff feat(codec): compression support (#692)
• 7677ad6 Fix connect with connector lazy
• 2a46ff5 feat(transport): Add connect_with_connector_lazy (#696)
• Additional commits viewable in compare view

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