fix: use proxy for requests that previously were not using it. (#4597)

Co-authored-by: morenol <[email protected]>

Author: zicklag

crates/fluvio-hub-util/src/htclient.rs

@@ -103,7 +103,15 @@ where
     T: Into<Vec<u8>> + std::fmt::Debug,
 {
     let (parts, body) = request.into_parts();
-    let ureq_request: ureq::Request = parts.into();
+    let agent = configure_ureq_proxy()?; // Create agent with proxy
+    let mut ureq_request = agent.request(parts.method.as_ref(), &parts.uri.to_string());
+    for (name, value) in parts.headers {
+        let Some(name) = name else {
+            continue;
+        };
+        ureq_request = ureq_request.set(name.as_ref(), value.to_str().unwrap());
+    }
+
     let body_u8: Vec<u8> = body.into();
     let response = ureq_request
         .send_bytes(&body_u8)