[mob][quest]NIN AF1 Audit (20 in Pirate Years)

[ThrisStraizo]

I affirm:

• I understand that if I do not agree to the following points by completing the checkboxes my PR will be ignored.
• I understand I should leave resolving conversations to the LandSandBoat team so that reviewers won't miss what was said.
• I have read and understood the Contributing Guide and the Code of Conduct.
• I have tested my code and the things my code has changed since the last commit in the PR and will test after any later commits.

What does this pull request do?

This PR audits the NIN AF1 mobs for their HP/DMG/Immunities and other behavior.

This also adjusts the QM for correct flavor text.

https://youtu.be/GRonEGGfXvE

Steps to test these changes

Pop Tsuchigumo and enjoy more retail accuracy.