deps: Update netty and r2dbc dependencies to v4.1.105.Final

[renovate-bot]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
io.netty:netty-handler (source)	4.1.104.Final -> 4.1.105.Final
io.netty:netty-resolver (source)	4.1.104.Final -> 4.1.105.Final
io.netty:netty-codec (source)	4.1.104.Final -> 4.1.105.Final
io.netty:netty-buffer (source)	4.1.104.Final -> 4.1.105.Final
io.netty:netty-transport-native-unix-common (source)	4.1.104.Final -> 4.1.105.Final
io.netty:netty-transport (source)	4.1.104.Final -> 4.1.105.Final
io.netty:netty-common (source)	4.1.104.Final -> 4.1.105.Final

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