ASP installation notification is shown twice

“Installing your additional software from persistent storage… This can take several minutes.” becoming “Additional software installed successfully” notifications are shown twice: once for the offline install and one after check for security upgrades

Feature Branch: bugfix/15879-asp-2-notifications

Parent Task: #15567 (closed)

Related issues

Has duplicate #15892 (closed)

Original created by @alant on 15879 (Redmine)

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information