Update telemetry

tests/api/subscriptions_confirm.rs

@@ -3,13 +3,13 @@ use sqlx::PgPool;
 use wiremock::ResponseTemplate;
 
 #[sqlx::test]
-async fn confirmation_links_without_token_are_rejected_with_a_400(connection_pool: PgPool) {
+async fn confirmation_links_without_token_are_rejected_with_a_404(connection_pool: PgPool) {
     let app = TestApp::spawn(connection_pool).await;
 
     let response = reqwest::get(&format!("{}/subscriptions/confirm", &app.address))
         .await
         .unwrap();
-    assert_eq!(400, response.status().as_u16());
+    assert_eq!(404, response.status().as_u16());
 }
 
 #[sqlx::test]