chore: Prepare aux crates for release (#955)

tonic-types/Cargo.toml

@@ -4,7 +4,7 @@ categories = ["web-programming", "network-programming", "asynchronous"]
 description = """
 A collection of useful protobuf types that can be used with `tonic`.
 """
-documentation = "https://docs.rs/tonic-types/0.4.0/tonic-types/"
+documentation = "https://docs.rs/tonic-types/0.5.0/tonic-types/"
 edition = "2018"
 homepage = "https://github.com/hyperium/tonic"
 keywords = ["rpc", "grpc", "protobuf"]
@@ -12,7 +12,7 @@ license = "MIT"
 name = "tonic-types"
 readme = "../README.md"
 repository = "https://github.com/hyperium/tonic"
-version = "0.4.0"
+version = "0.5.0"
 
 [dependencies]
 prost = "0.10"