CBG-3877 Persist HLV to _vv xattr #9944

Job	Run time
addlicense	13s
build	1m 10s
lint	59s
test (macos)	4m 39s
test (windows)	8m 46s
test (ubuntu)	3m 48s
test-race	5m 17s
test-sgcollect (macos-latest)	50s
test-stats-definition-exporter (macos-latest)	1m 40s
test-sgcollect (windows-latest)	3m 49s
test-stats-definition-exporter (windows-latest)	3m 46s
test-sgcollect (ubuntu-latest)	26s
test-stats-definition-exporter (ubuntu-latest)	1m 9s
	36m 32s

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