TF-3096 Add PublicAsset create quota exception

lib/main/localizations/app_localizations.dart

@@ -3026,7 +3026,7 @@ class AppLocalizations {
 
   String pleaseChooseAnImageSizeCorrectly(int maxSize) {
     return Intl.message(
-      'Please choose an image size <= ${maxSize}KB',
+      'Please choose an image with size less than ${maxSize}KB',
       name: 'pleaseChooseAnImageSizeCorrectly',
       args: [maxSize]);
   }
@@ -4177,6 +4177,12 @@ class AppLocalizations {
     );
   }
 
+  String get generalSignatureImageUploadError {
+    return Intl.message(
+      'There was an error while uploading the image. Please try again.',
+      name: 'generalSignatureImageUploadError');
+  }
+
   String get thisImageCannotBePastedIntoTheEditor {
     return Intl.message(
       'This image cannot be pasted into the editor.',