build(deps): update prost requirement from 0.12 to 0.13 (#450)

* build(deps): update prost requirement from 0.12 to 0.13

Updates the requirements on [prost](https://github.com/tokio-rs/prost) to permit the latest version.
- [Release notes](https://github.com/tokio-rs/prost/releases)
- [Changelog](https://github.com/tokio-rs/prost/blob/master/CHANGELOG.md)
- [Commits](https://github.com/tokio-rs/prost/compare/v0.12.0...v0.13.1)

---
updated-dependencies:
- dependency-name: prost
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

* docs: update changelog

* chore(actix-protobuf): prepare release 0.11.0

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Rob Ede <robjtede@icloud.com>

actix-protobuf/README.md

@@ -5,9 +5,9 @@
 <!-- prettier-ignore-start -->
 
 [![crates.io](https://img.shields.io/crates/v/actix-protobuf?label=latest)](https://crates.io/crates/actix-protobuf)
-[![Documentation](https://docs.rs/actix-protobuf/badge.svg?version=0.10.0)](https://docs.rs/actix-protobuf/0.10.0)
+[![Documentation](https://docs.rs/actix-protobuf/badge.svg?version=0.11.0)](https://docs.rs/actix-protobuf/0.11.0)
 ![Apache 2.0 or MIT licensed](https://img.shields.io/crates/l/actix-protobuf)
-[![Dependency Status](https://deps.rs/crate/actix-protobuf/0.10.0/status.svg)](https://deps.rs/crate/actix-protobuf/0.10.0)
+[![Dependency Status](https://deps.rs/crate/actix-protobuf/0.11.0/status.svg)](https://deps.rs/crate/actix-protobuf/0.11.0)
 
 <!-- prettier-ignore-end -->