Fix cure enmity

[cocosolos]

• Check target notoriety list, not caster.
• Verify that the target has active enmity on any potential mobs.

fixes #2334

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• [x] that I have read the Contributing Guide and the Code of Conduct
• [x] that I've tested my code since the last commit in the PR, and will test after any later commits

Temporary:

• [x] that I understand there are large refactoring efforts going on right now, that these efforts touch every single Lua script and binding, and that my pull request might get put on hold to ensure there are not any conflicts with the refactoring work