[fix] anilist: fix crash when yuna.moe is unreacheable
[fix] anilist: fix crash when yuna.moe is unreacheable

Make sure `ids` is declared even when the call to relations.yuna.moe fails.

Closes #3363

Flexget/Flexget,Flexget/Flexget,Flexget/Flexget,Flexget/Flexget