Upgrade Netty to 4.1.115 #482

Job	Run time
checkstyle	3m 59s
copyright	3m 20s
build	6m 47s
shellcheck	3m 8s
tests/tck-cdi	17m 29s
tests/tck-rest	15m 1s
tests/tck-others	17m 21s
spotbugs/core	10m 31s
tests/core	10m 39s
spotbugs/integrations	7m 15s
archetypes/r1-jar	6m 51s
tests/it	9m 32s
spotbugs/others	12m 35s
archetypes/r2-jar	6m 43s
tests/dbclient	6m 16s
docs	4m 41s
archetypes/r3-jar	6m 17s
tests/dbclient-oracle	10m 14s
archetypes/r4-jar	6m 40s
tests/others	3m 26s
examples/linux	9m 50s
archetypes/r5-jar	5m 12s
javadoc (core)	6m 47s
examples/macos	18m 51s
javadoc (integrations)	5m 24s
javadoc (others)	7m 46s
quickstarts/linux	11m 41s
quickstarts/macos	11m 19s
tests/native-image-mp-1-linux	6m 46s
archetypes/legacy	4m 36s
tests/native-image-mp-2-linux	12m 5s
tests/native-image-mp-3-linux	6m 44s
tests/native-image-se-1-linux	6m 43s
tests/packaging-jar-linux	7m 7s
tests/native-image-inject-linux	6m 40s
tests/native-image-mp-1-macos	10m 4s
tests/packaging-jlink-linux	10m 0s
tests/native-image-mp-2-macos	20m 24s
tests/packaging-jar-macos	5m 24s
tests/native-image-mp-3-macos	8m 33s
tests/native-image-se-1-macos	8m 3s
tests/packaging-jlink-macos	6m 33s
tests/native-image-inject-macos	7m 33s
tests/results	0s
gate	0s
	6h 12m 50s

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