Don't assume we have a mosquito when searching for a default familiar

[Alium58]

Description

Reported in discord that LoL doesn't have a mosquito. This fixes that by instead of hardcoding a familiar we expect to have, instead search for an actually available familiar

How Has This Been Tested?

Did a normal standard run without issue

Checklist:

• My code follows the style guidelines of this project.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have based my pull request against the main branch or have a good reason not to.