Add #[track_caller] to all spawns so that tokio-console works (if enabled)

crates/librqbit/src/session.rs

@@ -816,6 +816,7 @@ impl Session {
     }
 
     /// Spawn a task in the context of the session.
+    #[track_caller]
     pub fn spawn(
         &self,
         span: tracing::Span,

crates/librqbit/src/spawn_utils.rs

@@ -1,5 +1,6 @@
 /// Spawn a future inside a tracing span, while logging it's start,
 /// finish and periodically logging if it's still alive.
+#[track_caller]
 pub fn spawn(
     _name: &str,
     span: tracing::Span,

crates/librqbit/src/torrent_state/live/mod.rs

@@ -310,6 +310,7 @@ impl TorrentStateLive {
         Ok(state)
     }
 
+    #[track_caller]
     pub(crate) fn spawn(
         &self,
         span: tracing::Span,