add "UDF" internal function for calling wasm functions & drop function

[Triple-Z]

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• bug
• feature
• enhancement

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• Documentation affected （Please add the label if documentation needs to be modified.)
• Incompatible （If it is incompatible, please describe it and add corresponding label.）
• Need to cherry-pick （If need to cherry-pick to some branches, please label the destination version(s).)
• Performance impacted: Consumes more CPU/Memory

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[arcosx]

Nice ！ Thank you for your Linux system.