Fix documentation more

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

Author: jackshim415

src/routes/manager/manager.routes.ts

@@ -148,7 +148,7 @@ registry.registerPath({
   },
   responses: {
     200: {
-      description: "Match Data Row (or null if not found)",
+      description: "Match data row and alliance",
       content: {
         "application/json": {
           schema: z.object({