Allow newer sanitize gem versions to remove dependency on old nokogumbo
the old version of nokogumbo has code that is fixed in newer versions.
newer version builds fine: https://build.opensuse.org/package/live_build_log/home:darix:apps/rubygem-nokogumbo/openSUSE_Tumbleweed/x86_64
old version fails to build: https://build.opensuse.org/package/live_build_log/home:darix:apps/rubygem-nokogumbo-1/openSUSE_Tumbleweed/x86_64