build(deps): Update prost requirement from 0.10 to 0.11 (libp2p#2788)

* build(deps): Update prost-build requirement from 0.10 to 0.11

Updates the requirements on [prost-build](https://github.com/tokio-rs/prost) to permit the latest version.
- [Release notes](https://github.com/tokio-rs/prost/releases)
- [Commits](tokio-rs/prost@v0.10.0...v0.11.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

* build(deps): Update prost requirement from 0.10 to 0.11

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)
- [Commits](tokio-rs/prost@v0.10.0...v0.11.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Cargo.toml

@@ -11,7 +11,7 @@ keywords = ["peer-to-peer", "libp2p", "networking"]
 categories = ["network-programming", "asynchronous"]
 
 [build-dependencies]
-prost-build = "0.10"
+prost-build = "0.11"
 
 [dependencies]
 async-trait = "0.1"
@@ -23,7 +23,7 @@ libp2p-swarm = { version = "0.38.0", path = "../../swarm" }
 libp2p-request-response = { version = "0.20.0", path = "../request-response" }
 log = "0.4"
 rand = "0.8"
-prost = "0.10"
+prost = "0.11"
 
 [dev-dependencies]
 async-std = { version = "1.10", features = ["attributes"] }