fix(deps): update netty monorepo to v4.1.81.final

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
io.netty:netty-transport-native-unix-common (source)	4.1.79.Final -> 4.1.81.Final
io.netty:netty-transport-native-kqueue (source)	4.1.79.Final -> 4.1.81.Final
io.netty:netty-transport-native-epoll (source)	4.1.79.Final -> 4.1.81.Final
io.netty:netty-handler-proxy (source)	4.1.79.Final -> 4.1.81.Final
io.netty:netty-handler (source)	4.1.79.Final -> 4.1.81.Final
io.netty:netty-codec-http2 (source)	4.1.79.Final -> 4.1.81.Final
io.netty:netty-codec-http (source)	4.1.79.Final -> 4.1.81.Final
io.netty:netty-buffer (source)	4.1.79.Final -> 4.1.81.Final
io.netty:netty-bom (source)	4.1.79.Final -> 4.1.81.Final

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[sonarcloud]

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[sdelamo]

@yawkat can you remove the workaround for #7699 and submit a different PR ?