chore: Upgrade to 2021 edition (#808)

tests/integration_tests/Cargo.toml

@@ -1,29 +1,29 @@
 [package]
-name = "integration-tests"
-version = "0.1.0"
 authors = ["Lucio Franco <[email protected]>"]
-edition = "2018"
-publish = false
+edition = "2021"
 license = "MIT"
+name = "integration-tests"
+publish = false
+version = "0.1.0"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-tonic = { path = "../../tonic" }
-prost = "0.9"
-futures-util = "0.3"
 bytes = "1.0"
+futures-util = "0.3"
+prost = "0.9"
+tonic = {path = "../../tonic"}
 
 [dev-dependencies]
-tokio = { version = "1.0", features = ["macros", "rt-multi-thread", "net"] }
-tokio-stream = { version = "0.1.5", features = ["net"] }
-tower-service = "0.3"
-hyper = "0.14"
 futures = "0.3"
-tower = { version = "0.4", features = [] }
-http-body = "0.4"
 http = "0.2"
+http-body = "0.4"
+hyper = "0.14"
+tokio = {version = "1.0", features = ["macros", "rt-multi-thread", "net"]}
+tokio-stream = {version = "0.1.5", features = ["net"]}
+tower = {version = "0.4", features = []}
+tower-service = "0.3"
 tracing-subscriber = "0.2"
 
 [build-dependencies]
-tonic-build = { path = "../../tonic-build" }
+tonic-build = {path = "../../tonic-build"}