fix: proper private interface event handler methods deduplication

[zernix2077]

adds special case to avoid conflicts with private interface methods of the same name by including class name in method signature

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

Files with missing lines	Coverage Δ	Complexity Δ
...java/org/allaymc/server/utils/ReflectionUtils.java	76.36% <100.00%> (+1.36%)	20.00 <3.00> (+2.00)

... and 180 files with indirect coverage changes

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