Remove unreachable code

Change-Id: I66532228a63eea59569d1810d2603d23f101106e
diff --git a/polygerrit-ui/app/elements/core/gr-router/gr-router.ts b/polygerrit-ui/app/elements/core/gr-router/gr-router.ts
index d0e1167d..a1909c8 100644
--- a/polygerrit-ui/app/elements/core/gr-router/gr-router.ts
+++ b/polygerrit-ui/app/elements/core/gr-router/gr-router.ts
@@ -387,7 +387,6 @@
       default:
         // eslint-disable-next-line @typescript-eslint/no-explicit-any
         assertNever(params, `Unsupported weblink ${(params as any).type}!`);
-        return [];
     }
   }