Add metrics related to virtual threads #7001

Job	Run time
shellcheck	3m 11s
checkstyle	3m 50s
build	5m 57s
copyright	3m 25s
tests/core	10m 54s
tests/native-image-mp-1-linux	7m 14s
spotbugs/core	10m 52s
tests/it	14m 29s
tests/native-image-mp-2-linux	11m 23s
tests/tck-cdi	17m 19s
tests/dbclient	8m 59s
spotbugs/integrations	7m 24s
tests/native-image-mp-3-linux	6m 42s
tests/tck-rest	14m 34s
tests/dbclient-oracle	16m 9s
spotbugs/others	13m 1s
tests/native-image-se-1-linux	7m 2s
tests/tck-others	17m 15s
tests/others	12m 56s
archetypes/r1-jar	7m 0s
docs	4m 40s
tests/native-image-inject-linux	6m 45s
archetypes/r2-jar	6m 59s
examples/linux	14m 0s
tests/native-image-mp-1-macos	8m 52s
archetypes/r3-jar	6m 13s
examples/macos	10m 24s
tests/native-image-mp-2-macos	15m 23s
javadoc (core)	7m 4s
archetypes/r4-jar	6m 49s
tests/native-image-mp-3-macos	7m 1s
javadoc (integrations)	5m 19s
archetypes/r5-jar	5m 15s
tests/native-image-se-1-macos	6m 37s
javadoc (others)	7m 45s
archetypes/legacy	4m 34s
tests/native-image-inject-macos	6m 18s
tests/packaging-jar-linux	7m 15s
quickstarts/linux	12m 21s
tests/packaging-jlink-linux	8m 49s
quickstarts/macos	11m 37s
tests/packaging-jar-macos	4m 59s
tests/packaging-jlink-macos	6m 29s
tests/results	11s
gate	1s
	6h 21m 16s

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