refactor: remove dead code (#3337)

fluxer_admin/src/templates/components/error_display.rs

@@ -9,14 +9,3 @@ pub fn error_alert(error: &str) -> Markup {
         }
     }
 }
-
-pub fn error_card(title: &str, message: &str) -> Markup {
-    html! {
-        div class="rounded-lg border border-neutral-200 bg-white p-4 shadow-sm sm:p-6" {
-            div class="flex flex-col gap-4" {
-                h3 class="text-base font-semibold text-gray-900" { (title) }
-                p class="text-sm text-neutral-500" { (message) }
-            }
-        }
-    }
-}