Add comprehensive tests for wildcard semantics in scalar package#1805

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copilot/fix-1630

Commits on Jun 10, 2025

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Complete: Add wildcard semantics tests and remove TODO puzzle

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Fix Java 8 compatibility and remove unused imports in WildcardSemanticsTest

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Commits on Jun 11, 2025

Remove method body comments from WildcardSemanticsTest

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Fix qulice violations in WildcardSemanticsTest

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