[x9.x backport] src: remove unused using declarations async_wrap
PR-URL: https://github.com/nodejs/node/pull/18893 Reviewed-By: Michaël Zasso targos@protonmail.com Reviewed-By: Minwoo Jung minwoo@nodesource.com Reviewed-By: Yuta Hiroto hello@about-hiroppy.com Reviewed-By: Colin Ihrig cjihrig@gmail.com Reviewed-By: Ruben Bridgewater ruben@bridgewater.de Reviewed-By: Gibson Fahnestock gibfahn@gmail.com
Checklist
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make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
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