https://build.opensuse.org/request/show/1189371 submits an update for libzypp
from 17.35.1 to 17.35.4

This breaks yast2-* building, like e.g:

https://build.opensuse.org/package/live_build_log/openSUSE:Factory:Staging:L/yast2-packager/standard/x86_64

[   10s] An error occurred while loading ./test/addon_product_test.rb.
[   10s] Failure/Error: import_pure(mname)
[   10s] 
[   10s] RuntimeError:
[   10s]   Failed to load Module 'AddOnProduct' due to: component cannot import
namespace 'Pkg'
[   10s] # /usr/share/YaST2/lib/y2packager/resolvable.rb:15:in `<top
(required)>'
[   10s] # ./src/lib/packager/product_patterns.rb:16:in `<top (required)>'
[   10s] # ./src/modules/AddOnProduct.rb:5:in `<top (required)>'
[   10s] # ./test/addon_product_test.rb:7:in `<top (required)>'

These failures currently block accepting this update