That is rather strange. Though it sounds like the app.yml was ‘updated’ and not rebuilt, so those settings wouldn’t have made it into the live version of your instance (which would explain why your site was still working 
)
That is rather strange. Though it sounds like the app.yml was ‘updated’ and not rebuilt, so those settings wouldn’t have made it into the live version of your instance (which would explain why your site was still working )