fix: empty publish dropdown when localization is false (#9106)

Closes https://github.com/payloadcms/payload/issues/9092

packages/ui/src/elements/PublishButton/index.tsx

@@ -126,9 +126,10 @@ export const DefaultPublishButton: React.FC<{ label?: string }> = ({ label: labe
       disabled={!canPublish}
       onClick={publish}
       size="medium"
-      SubMenuPopupContent={({ close }) =>
+      SubMenuPopupContent={
         localization
-          ? localization.locales.map((locale) => {
+          ? ({ close }) =>
+              localization.locales.map((locale) => {
                 const formattedLabel =
                   typeof locale.label === 'string'
                     ? locale.label
@@ -139,14 +140,16 @@ export const DefaultPublishButton: React.FC<{ label?: string }> = ({ label: labe
                 if (isActive) {
                   return (
                     <PopupList.ButtonGroup key={locale.code}>
-                    <PopupList.Button onClick={() => [publishSpecificLocale(locale.code), close()]}>
+                      <PopupList.Button
+                        onClick={() => [publishSpecificLocale(locale.code), close()]}
+                      >
                         {t('version:publishIn', { locale: formattedLabel || locale.code })}
                       </PopupList.Button>
                     </PopupList.ButtonGroup>
                   )
                 }
               })
-          : null
+          : undefined
       }
       type="button"
     >