fix(ui): upload tooltip should only show plural if multiple upload is an option

invokeai/frontend/web/src/features/gallery/components/GalleryUploadButton.tsx

@@ -1,5 +1,7 @@
 import { IconButton } from '@invoke-ai/ui-library';
+import { useAppSelector } from 'app/store/storeHooks';
 import { useImageUploadButton } from 'common/hooks/useImageUploadButton';
+import { selectMaxImageUploadCount } from 'features/system/store/configSlice';
 import { t } from 'i18next';
 import { PiUploadBold } from 'react-icons/pi';
 
@@ -7,14 +9,23 @@ const options = { postUploadAction: { type: 'TOAST' }, allowMultiple: true } as
 
 export const GalleryUploadButton = () => {
   const uploadApi = useImageUploadButton(options);
+  const maxImageUploadCount = useAppSelector(selectMaxImageUploadCount);
   return (
     <>
       <IconButton
         size="sm"
         alignSelf="stretch"
         variant="link"
-        aria-label={t('accessibility.uploadImages')}
-        tooltip={t('accessibility.uploadImages')}
+        aria-label={
+          maxImageUploadCount === undefined || maxImageUploadCount > 1
+            ? t('accessibility.uploadImages')
+            : t('accessibility.uploadImage')
+        }
+        tooltip={
+          maxImageUploadCount === undefined || maxImageUploadCount > 1
+            ? t('accessibility.uploadImages')
+            : t('accessibility.uploadImage')
+        }
         icon={<PiUploadBold />}
         {...uploadApi.getUploadButtonProps()}
       />