Bug 32030: Fix for app undefined error

Bug 32030: Fix for app undefined error

Solution found at: https://stackoverflow.com/a/65346965/3594153

If we install new version of the packages, we got the following error in
the console:
  Firefox - Uncaught TypeError: app is undefined
  Chrome - Cannot read properties of undefined (reading 'config')

Signed-off-by: Jonathan Field <jonathan.field@ptfs-europe.com>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>