Enable HTTP 1 and 2

Author: aumetra

opentelemetry-http/Cargo.toml

@@ -20,7 +20,7 @@ bytes = { workspace = true }
 http = { workspace = true }
 http-body-util = { workspace = true, optional = true }
 hyper = { workspace = true, features = ["http2", "client"], optional = true }
-hyper-util = { workspace = true, features = ["client-legacy"], optional = true }
+hyper-util = { workspace = true, features = ["client-legacy", "http1", "http2"], optional = true }
 opentelemetry = { version = "0.23", path = "../opentelemetry", features = ["trace"] }
 reqwest = { workspace = true, features = ["blocking"], optional = true }
 tokio = { workspace = true, features = ["time"], optional = true }