Extract http from util (#11680)

This avoids the CLI linking libssl etc...

Release Notes:

- N/A

crates/git/src/hosting_provider.rs

@@ -5,9 +5,9 @@ use async_trait::async_trait;
 use collections::BTreeMap;
 use derive_more::{Deref, DerefMut};
 use gpui::{AppContext, Global};
+use http::HttpClient;
 use parking_lot::RwLock;
 use url::Url;
-use util::http::HttpClient;
 
 use crate::Oid;