[Backport `main`] Java: bump `netty` version (#2777) (#2795) #2258

Job	Run time
Analyze (csharp)	1m 38s
Analyze (go)	2m 30s
Analyze (java-kotlin)	2m 59s
Analyze (javascript-typescript)	1m 36s
Analyze (python)	1m 25s
	10m 8s

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