[BUG] Config listener doesn't execute when querying result is config doesn't exist

[robynron]

What version of nacos-sdk-go are you using?

v2.2.5

What version of nacos-sever are you using?

v2.2.3.1

What version of Go are you using (go version)?

go 1.21

What operating system (Linux, Windows, …) and version?

MACOS

What did you do?

If possible, provide a recipe for reproducing the error.

可以看到，当ConfigQueryResponse的isSuccess是false时，会直接返回，不执行listener逻辑。

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As you can see, when isSuccess of ConfigQueryResponse is false, it simply returns without executing the listener logic.

What did you expect to see?

当ConfigQueryResponse的isSuccess是false时，仍会执行listener逻辑。

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When isSuccess of ConfigQueryResponse is false, the listener logic is still executed.

What did you see instead?