Packages with no affected range, but only affected versions, show up as Not Specified on osv.dev/list

[another-rex]

Describe the bug
Packages with no affected range, but only affected versions, show up as Not Specified on osv.dev/list. This is most easily seen with MAL advisories.

To Reproduce
https://osv.dev/list?ecosystem=npm

Expected behaviour
It should show the package

[hogo6002]

Related issue: #2422