Add `Event#hasListener`, remove unused junk#3889

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apple502j wants to merge 5 commits intoFabricMC:1.21from apple502j:api-base/event-stuff

+62-134

Commits on Jun 26, 2024

Commits on Jul 6, 2024

Add tests and move them to junit
apple502j
committed

Commits on Jul 20, 2024

Remove unnecessary BeforeAll
apple502j
authored