Update facebook.mdx

Author: egelhaus

pages/providers/facebook.mdx

@@ -56,7 +56,7 @@ Go to advanced permission and request access for the following scopes:
 `pages_read_engagement`
 `read_insights`
 
-Note that if your Postiz install is for personal use only these advanced permissions are not required for Postiz to function.
+Note: If your Postiz install is for personal use only these advanced permissions are not required for Postiz to function.
 
 ### Step 8
 Change the App Mode from 'Development' to 'Live'. If you do not do this then posts made via the API will display for yourself but will not be visible for other users.