fix: add death event into white deer

[FranciskoKing]

When killing the white deer creature, it should reappear as an enraged white deer in case of success and in case of failure, a pair of elves, this addition to the event allows the mechanics that had been lost to be reincorporated

Description

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Behaviour

Actual

Do this and that doesn't happens

Expected

Do this and that happens

Fixes #issuenumber

Type of change

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• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested

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Test Configuration:

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Checklist

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• I have performed a self-review of my own code
• I checked the PR checks reports
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works