Compare references correctly to avoid AOT error. Fix #400

[UlyssesWu]

This will fix #400 .

You will most likely encounter such an error if your project is using both Task and UniTask. This PR gets it fixed.

ExecutionEngineException: Attempting to call method 'Cysharp.Threading.Tasks.CompilerServices.AsyncUniTaskMethodBuilder::AwaitUnsafeOnCompleted<T1,IFix.ILFixInterfaceBridge>' for which no ahead of time (AOT) code was generated.

[tencent-adm]

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