[lls] Annotate mission scripts, correct issues identified

[claywar]

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?

• Moves specs/types/Quest.lua to Container.lua to represent more generic definitions for mission/quest sections
• Fixes some incorrectly parsed overloads in CBaseEntity
• Annotates interaction mission scripts and interaction code
• Fixes ordering for ZoneSection definitions so that all string types are not considered valid for entity functions
• Corrects issues identified in mission scripts from annotations

Steps to test these changes

CI should pass, no impact to gameplay, and fixes petitions for Adoulin mission (addVar is undefined) along with an errant showText