Adds CONTENT_LENGTH workaround for CocoaHTTPServer bug

kordophone/src/tests/test_client.rs

@@ -132,6 +132,7 @@ impl APIInterface for TestClient {
         &mut self,
         data: tokio::io::BufReader<R>,
         filename: &str,
+        size: u64,
     ) -> Result<String, Self::Error>
     where
         R: tokio::io::AsyncRead + Unpin + Send + Sync + 'static,