[Tests] Test for Ability Magic Guard (pagefaultgames#3253)

* Drafted testable conditions for Magic Guard

* Weather Test

* Update src/test/abilities/magic_guard.test.ts

InnerThunder

Co-authored-by: innerthunder <168692175+innerthunder@users.noreply.github.com>

* Implemented checks for poison/toxic/burn

* Added tests for recoil moves and volatile status

* Added tests for entry hazards

* Moved overrides to top

* Gave player Pokemon the passive Unnerve to prevent random berry interference

* Added tests for ability interactions

* Added reference link

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Co-authored-by: Frutescens <info@laptop>
Co-authored-by: innerthunder <168692175+innerthunder@users.noreply.github.com>