Always check signatures on profile events

These contain sensitive data (lightning addresses) and it would be
really bad if these were forged.

Changelog-Changed: Always check signatures of profile events

damus/Views/EventView.swift

@@ -69,19 +69,6 @@ func should_show_images(settings: UserSettingsStore, contacts: Contacts, ev: Nos
     return false
 }
 
-func event_validity_color(_ validation: ValidationResult) -> some View {
-    Group {
-        switch validation {
-        case .ok:
-            EmptyView()
-        case .bad_id:
-            Color.orange.opacity(0.4)
-        case .bad_sig:
-            Color.red.opacity(0.4)
-        }
-    }
-}
-
 extension View {
     func pubkey_context_menu(bech32_pubkey: String) -> some View {
         return self.contextMenu {

damus/Views/Events/TextEvent.swift

@@ -37,7 +37,6 @@ struct TextEvent: View {
             }
         }
         .contentShape(Rectangle())
-        .background(event_validity_color(event.validity))
         .id(event.id)
         .frame(maxWidth: .infinity, minHeight: PFP_SIZE)
         .padding([.bottom], 2)