Switch to Trolley for Modrinth Payments (#727)

* most of trolley

* Switch to trolley for payments

* run prepare

* fix clippy

* fix more

* Fix most tests + bitflags

* Update src/auth/flows.rs

Co-authored-by: Jackson Kruger <jak.kruger@gmail.com>

* Finish trolley

* run prep for merge

* Update src/queue/payouts.rs

Co-authored-by: Jackson Kruger <jak.kruger@gmail.com>

---------

Co-authored-by: Jackson Kruger <jak.kruger@gmail.com>

src/queue/download.rs

@@ -6,6 +6,12 @@ pub struct DownloadQueue {
     queue: Mutex<Vec<(ProjectId, VersionId)>>,
 }
 
+impl Default for DownloadQueue {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 // Batches download transactions every thirty seconds
 impl DownloadQueue {
     pub fn new() -> Self {