Report every failed fetch instead of discarding it

Twenty-four fetch chains ended in an empty catch, which is not error handling
but error deletion: the request fails, nothing renders, nothing is logged, and
the surface sits on Loading forever. That is how the mesh chat's ReferenceError
read as a slow load for as long as it did.

Plugin/unraid/include/confui.php

@@ -121,7 +121,7 @@ function vv_ai_findings_strip(string $prefix, array $kinds, string $title): void
           </div>`;
         }).join('');
       })
-      .catch(() => {});
+      .catch(e => vvFetchErr('repair findings', e));
   }
 
   // Delegated, and it reloads rather than mutating the row: the store is the truth and a card that